---
tool: Crawlinx SEO audit
source: https://crawlinx.com
domain: netlib.org
report_url: "https://crawlinx.com/audit/netlib.org"
crawl_id: 20260711T170001-8eabac3b
health_score: 64
generated_at: 2026-07-11T20:04:42Z
total_pages: 50
html_pages: 48
indexable_pages: 48
errors: 1
warnings: 172
notices: 328
---

# SEO audit: netlib.org

**Health score: 64/100** — needs attention

> Audited by [Crawlinx](https://crawlinx.com) — the free technical-SEO crawler. Full report: https://crawlinx.com/audit/netlib.org

## Overview

| Metric | Value |
| --- | --- |
| Pages crawled | 50 |
| HTML pages | 48 |
| Indexable | 48 |
| Non-indexable | 0 |
| Orphan pages | 0 |
| Broken internal links | 0 |
| Avg response time | 954 ms |
| Errors / Warnings / Notices | 1 / 172 / 328 |
| Status codes | 2×0, 48×200 |

## Categories

| Category | Score | Errors | Warnings | Notices |
| --- | ---: | ---: | ---: | ---: |
| Security | 98 | 1 | 0 | 46 |
| Canonical | 72 | 0 | 46 | 0 |
| Mobile | 72 | 0 | 46 | 44 |
| Meta Description | 74 | 0 | 44 | 2 |
| Content | 91 | 0 | 15 | 0 |
| Headings | 95 | 0 | 9 | 0 |
| Links | 96 | 0 | 6 | 0 |
| Agent Readiness | 98 | 0 | 3 | 47 |
| Crawlability | 99 | 0 | 2 | 6 |
| Images | 99 | 0 | 1 | 8 |
| Social | 100 | 0 | 0 | 92 |
| Structured Data | 100 | 0 | 0 | 46 |
| Titles | 100 | 0 | 0 | 36 |
| URL | 100 | 0 | 0 | 1 |

## Issues

### Errors (1)

#### Mixed content on HTTPS page

- Rule: `security.mixed_content` · Category: Security · Occurrences: 1

- [https://netlib.org/](https://netlib.org/) — 3 insecure subresource(s), e.g. http://www.netlib.org/lapack/

### Warnings (172)

#### Control has no accessible name

- Rule: `agent.control_no_name` · Category: Agent Readiness · Occurrences: 3

- [http://netlib.org/toms/](http://netlib.org/toms/) — 1 button/link(s) with no text or aria-label — an agent can't target them
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html) — 1 button/link(s) with no text or aria-label — an agent can't target them
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html) — 31 button/link(s) with no text or aria-label — an agent can't target them

#### Missing canonical tag

- Rule: `canonical.missing` · Category: Canonical · Occurrences: 46

- [http://netlib.org/toms/](http://netlib.org/toms/)
- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/)
- [http://www.netlib.org/lapack/index.html](http://www.netlib.org/lapack/index.html)
- [http://www.netlib.org/lapack/lawns/downloads/index.html](http://www.netlib.org/lapack/lawns/downloads/index.html)
- [https://netlib.org/](https://netlib.org/)
- [https://netlib.org/a/index.html](https://netlib.org/a/index.html)
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html)
- [https://netlib.org/aicm/index.html](https://netlib.org/aicm/index.html)
- [https://netlib.org/alliant/index.html](https://netlib.org/alliant/index.html)
- [https://netlib.org/amos/index.html](https://netlib.org/amos/index.html)
- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html)
- [https://netlib.org/anl-reports/index.html](https://netlib.org/anl-reports/index.html)
- [https://netlib.org/apollo/index.html](https://netlib.org/apollo/index.html)
- [https://netlib.org/atlas/index.html](https://netlib.org/atlas/index.html)
- [https://netlib.org/editors.html](https://netlib.org/editors.html)
- [https://netlib.org/fftpack/index.html](https://netlib.org/fftpack/index.html)
- [https://netlib.org/fishpack/index.html](https://netlib.org/fishpack/index.html)
- [https://netlib.org/fitpack/index.html](https://netlib.org/fitpack/index.html)
- [https://netlib.org/floppy/index.html](https://netlib.org/floppy/index.html)
- [https://netlib.org/fmm/index.html](https://netlib.org/fmm/index.html)
- [https://netlib.org/fn/index.html](https://netlib.org/fn/index.html)
- [https://netlib.org/fortran-m/index.html](https://netlib.org/fortran-m/index.html)
- [https://netlib.org/fortran/index.html](https://netlib.org/fortran/index.html)
- [https://netlib.org/fp/index.html](https://netlib.org/fp/index.html)
- [https://netlib.org/gcv/index.html](https://netlib.org/gcv/index.html)
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html)
- [https://netlib.org/machines/index.html](https://netlib.org/machines/index.html)
- [https://netlib.org/magic/index.html](https://netlib.org/magic/index.html)
- [https://netlib.org/maspar/index.html](https://netlib.org/maspar/index.html)
- [https://netlib.org/master/expanded_liblist.html](https://netlib.org/master/expanded_liblist.html)
- [https://netlib.org/math/index.html](https://netlib.org/math/index.html)
- [https://netlib.org/mds/index.html](https://netlib.org/mds/index.html)
- [https://netlib.org/microscope/index.html](https://netlib.org/microscope/index.html)
- [https://netlib.org/minpack/index.html](https://netlib.org/minpack/index.html)
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html)
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html)
- [https://netlib.org/na-digest-html/](https://netlib.org/na-digest-html/)
- [https://netlib.org/random/index.html](https://netlib.org/random/index.html)
- [https://netlib.org/research/index.html](https://netlib.org/research/index.html)
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html)
- [https://netlib.org/scalapack/index.html](https://netlib.org/scalapack/index.html)
- [https://netlib.org/sched/index.html](https://netlib.org/sched/index.html)
- [https://netlib.org/scilib/index.html](https://netlib.org/scilib/index.html)
- [https://netlib.org/seispack/index.html](https://netlib.org/seispack/index.html)
- [https://netlib.org/sequent/index.html](https://netlib.org/sequent/index.html)
- [https://netlib.org/sfmm/index.html](https://netlib.org/sfmm/index.html)

#### Thin content (low word count)

- Rule: `content.thin` · Category: Content · Occurrences: 15

- [https://netlib.org/](https://netlib.org/) — 124 words
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html) — 124 words
- [https://netlib.org/aicm/index.html](https://netlib.org/aicm/index.html) — 85 words
- [https://netlib.org/amos/index.html](https://netlib.org/amos/index.html) — 130 words
- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html) — 107 words
- [https://netlib.org/atlas/index.html](https://netlib.org/atlas/index.html) — 114 words
- [https://netlib.org/editors.html](https://netlib.org/editors.html) — 163 words
- [https://netlib.org/fortran/index.html](https://netlib.org/fortran/index.html) — 114 words
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html) — 186 words
- [https://netlib.org/machines/index.html](https://netlib.org/machines/index.html) — 134 words
- [https://netlib.org/maspar/index.html](https://netlib.org/maspar/index.html) — 63 words
- [https://netlib.org/math/index.html](https://netlib.org/math/index.html) — 76 words
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html) — 92 words
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html) — 99 words
- [https://netlib.org/sfmm/index.html](https://netlib.org/sfmm/index.html) — 194 words

#### Incomplete/empty response after retries (likely transient — re-crawl)

- Rule: `fetch.incomplete` · Category: Crawlability · Occurrences: 2

- [https://netlib.org/arpack/index.html](https://netlib.org/arpack/index.html) — HTTP 200, 0 words after 3 attempts
- [https://netlib.org/utk/misc/counts.html](https://netlib.org/utk/misc/counts.html) — HTTP 200, 22 words after 3 attempts

#### Missing <h1>

- Rule: `h1.missing` · Category: Headings · Occurrences: 9

- [http://netlib.org/toms/](http://netlib.org/toms/)
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html)
- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html)
- [https://netlib.org/editors.html](https://netlib.org/editors.html)
- [https://netlib.org/fp/index.html](https://netlib.org/fp/index.html)
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html)
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html)
- [https://netlib.org/na-digest-html/](https://netlib.org/na-digest-html/)
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html)

#### Images missing alt text

- Rule: `images.missing_alt` · Category: Images · Occurrences: 1

- [https://netlib.org/editors.html](https://netlib.org/editors.html) — 2 of 3 images missing alt

#### Internal link points to a redirect

- Rule: `links.redirect_target` · Category: Links · Occurrences: 6

- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/) — http://www.netlib.org/bibnet/ → https://www.netlib.org/bibnet/
- [https://netlib.org/](https://netlib.org/) — http://netlib.org/toms/ → https://netlib.org/toms/
- [https://netlib.org/](https://netlib.org/) — http://www.netlib.org/bibnet/ → https://www.netlib.org/bibnet/
- [https://netlib.org/](https://netlib.org/) — http://www.netlib.org/lapack/index.html → https://www.netlib.org/lapack/index.html
- [https://netlib.org/](https://netlib.org/) — http://www.netlib.org/lapack/lawns/downloads/index.html → https://www.netlib.org/lapack/lawns/downloads/index.html
- [https://netlib.org/master/expanded_liblist.html](https://netlib.org/master/expanded_liblist.html) — https://netlib.org/toms/ → https://netlib.org/toms/

#### Missing meta description

- Rule: `meta_desc.missing` · Category: Meta Description · Occurrences: 44

- [http://netlib.org/toms/](http://netlib.org/toms/)
- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/)
- [http://www.netlib.org/lapack/index.html](http://www.netlib.org/lapack/index.html)
- [http://www.netlib.org/lapack/lawns/downloads/index.html](http://www.netlib.org/lapack/lawns/downloads/index.html)
- [https://netlib.org/](https://netlib.org/)
- [https://netlib.org/a/index.html](https://netlib.org/a/index.html)
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html)
- [https://netlib.org/aicm/index.html](https://netlib.org/aicm/index.html)
- [https://netlib.org/alliant/index.html](https://netlib.org/alliant/index.html)
- [https://netlib.org/amos/index.html](https://netlib.org/amos/index.html)
- [https://netlib.org/anl-reports/index.html](https://netlib.org/anl-reports/index.html)
- [https://netlib.org/apollo/index.html](https://netlib.org/apollo/index.html)
- [https://netlib.org/atlas/index.html](https://netlib.org/atlas/index.html)
- [https://netlib.org/editors.html](https://netlib.org/editors.html)
- [https://netlib.org/fftpack/index.html](https://netlib.org/fftpack/index.html)
- [https://netlib.org/fishpack/index.html](https://netlib.org/fishpack/index.html)
- [https://netlib.org/fitpack/index.html](https://netlib.org/fitpack/index.html)
- [https://netlib.org/floppy/index.html](https://netlib.org/floppy/index.html)
- [https://netlib.org/fmm/index.html](https://netlib.org/fmm/index.html)
- [https://netlib.org/fn/index.html](https://netlib.org/fn/index.html)
- [https://netlib.org/fortran-m/index.html](https://netlib.org/fortran-m/index.html)
- [https://netlib.org/fortran/index.html](https://netlib.org/fortran/index.html)
- [https://netlib.org/gcv/index.html](https://netlib.org/gcv/index.html)
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html)
- [https://netlib.org/machines/index.html](https://netlib.org/machines/index.html)
- [https://netlib.org/magic/index.html](https://netlib.org/magic/index.html)
- [https://netlib.org/maspar/index.html](https://netlib.org/maspar/index.html)
- [https://netlib.org/master/expanded_liblist.html](https://netlib.org/master/expanded_liblist.html)
- [https://netlib.org/math/index.html](https://netlib.org/math/index.html)
- [https://netlib.org/mds/index.html](https://netlib.org/mds/index.html)
- [https://netlib.org/microscope/index.html](https://netlib.org/microscope/index.html)
- [https://netlib.org/minpack/index.html](https://netlib.org/minpack/index.html)
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html)
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html)
- [https://netlib.org/na-digest-html/](https://netlib.org/na-digest-html/)
- [https://netlib.org/random/index.html](https://netlib.org/random/index.html)
- [https://netlib.org/research/index.html](https://netlib.org/research/index.html)
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html)
- [https://netlib.org/scalapack/index.html](https://netlib.org/scalapack/index.html)
- [https://netlib.org/sched/index.html](https://netlib.org/sched/index.html)
- [https://netlib.org/scilib/index.html](https://netlib.org/scilib/index.html)
- [https://netlib.org/seispack/index.html](https://netlib.org/seispack/index.html)
- [https://netlib.org/sequent/index.html](https://netlib.org/sequent/index.html)
- [https://netlib.org/sfmm/index.html](https://netlib.org/sfmm/index.html)

#### Missing viewport meta tag

- Rule: `mobile.viewport_missing` · Category: Mobile · Occurrences: 46

- [http://netlib.org/toms/](http://netlib.org/toms/)
- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/)
- [http://www.netlib.org/lapack/index.html](http://www.netlib.org/lapack/index.html)
- [http://www.netlib.org/lapack/lawns/downloads/index.html](http://www.netlib.org/lapack/lawns/downloads/index.html)
- [https://netlib.org/](https://netlib.org/)
- [https://netlib.org/a/index.html](https://netlib.org/a/index.html)
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html)
- [https://netlib.org/aicm/index.html](https://netlib.org/aicm/index.html)
- [https://netlib.org/alliant/index.html](https://netlib.org/alliant/index.html)
- [https://netlib.org/amos/index.html](https://netlib.org/amos/index.html)
- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html)
- [https://netlib.org/anl-reports/index.html](https://netlib.org/anl-reports/index.html)
- [https://netlib.org/apollo/index.html](https://netlib.org/apollo/index.html)
- [https://netlib.org/atlas/index.html](https://netlib.org/atlas/index.html)
- [https://netlib.org/editors.html](https://netlib.org/editors.html)
- [https://netlib.org/fftpack/index.html](https://netlib.org/fftpack/index.html)
- [https://netlib.org/fishpack/index.html](https://netlib.org/fishpack/index.html)
- [https://netlib.org/fitpack/index.html](https://netlib.org/fitpack/index.html)
- [https://netlib.org/floppy/index.html](https://netlib.org/floppy/index.html)
- [https://netlib.org/fmm/index.html](https://netlib.org/fmm/index.html)
- [https://netlib.org/fn/index.html](https://netlib.org/fn/index.html)
- [https://netlib.org/fortran-m/index.html](https://netlib.org/fortran-m/index.html)
- [https://netlib.org/fortran/index.html](https://netlib.org/fortran/index.html)
- [https://netlib.org/fp/index.html](https://netlib.org/fp/index.html)
- [https://netlib.org/gcv/index.html](https://netlib.org/gcv/index.html)
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html)
- [https://netlib.org/machines/index.html](https://netlib.org/machines/index.html)
- [https://netlib.org/magic/index.html](https://netlib.org/magic/index.html)
- [https://netlib.org/maspar/index.html](https://netlib.org/maspar/index.html)
- [https://netlib.org/master/expanded_liblist.html](https://netlib.org/master/expanded_liblist.html)
- [https://netlib.org/math/index.html](https://netlib.org/math/index.html)
- [https://netlib.org/mds/index.html](https://netlib.org/mds/index.html)
- [https://netlib.org/microscope/index.html](https://netlib.org/microscope/index.html)
- [https://netlib.org/minpack/index.html](https://netlib.org/minpack/index.html)
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html)
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html)
- [https://netlib.org/na-digest-html/](https://netlib.org/na-digest-html/)
- [https://netlib.org/random/index.html](https://netlib.org/random/index.html)
- [https://netlib.org/research/index.html](https://netlib.org/research/index.html)
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html)
- [https://netlib.org/scalapack/index.html](https://netlib.org/scalapack/index.html)
- [https://netlib.org/sched/index.html](https://netlib.org/sched/index.html)
- [https://netlib.org/scilib/index.html](https://netlib.org/scilib/index.html)
- [https://netlib.org/seispack/index.html](https://netlib.org/seispack/index.html)
- [https://netlib.org/sequent/index.html](https://netlib.org/sequent/index.html)
- [https://netlib.org/sfmm/index.html](https://netlib.org/sfmm/index.html)

### Notices (328)

#### No llms.txt for AI agents

- Rule: `agent.llms_txt_missing` · Category: Agent Readiness · Occurrences: 1

- [https://netlib.org/](https://netlib.org/) — no llms.txt found at the site root — add one so AI agents get a curated site summary

#### No main landmark for AI agents

- Rule: `agent.no_main_landmark` · Category: Agent Readiness · Occurrences: 46

- [http://netlib.org/toms/](http://netlib.org/toms/) — add a <main> element (or role=main) around the primary content
- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/) — add a <main> element (or role=main) around the primary content
- [http://www.netlib.org/lapack/index.html](http://www.netlib.org/lapack/index.html) — add a <main> element (or role=main) around the primary content
- [http://www.netlib.org/lapack/lawns/downloads/index.html](http://www.netlib.org/lapack/lawns/downloads/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/](https://netlib.org/) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/a/index.html](https://netlib.org/a/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/aicm/index.html](https://netlib.org/aicm/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/alliant/index.html](https://netlib.org/alliant/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/amos/index.html](https://netlib.org/amos/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/anl-reports/index.html](https://netlib.org/anl-reports/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/apollo/index.html](https://netlib.org/apollo/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/atlas/index.html](https://netlib.org/atlas/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/editors.html](https://netlib.org/editors.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/fftpack/index.html](https://netlib.org/fftpack/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/fishpack/index.html](https://netlib.org/fishpack/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/fitpack/index.html](https://netlib.org/fitpack/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/floppy/index.html](https://netlib.org/floppy/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/fmm/index.html](https://netlib.org/fmm/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/fn/index.html](https://netlib.org/fn/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/fortran-m/index.html](https://netlib.org/fortran-m/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/fortran/index.html](https://netlib.org/fortran/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/fp/index.html](https://netlib.org/fp/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/gcv/index.html](https://netlib.org/gcv/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/machines/index.html](https://netlib.org/machines/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/magic/index.html](https://netlib.org/magic/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/maspar/index.html](https://netlib.org/maspar/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/master/expanded_liblist.html](https://netlib.org/master/expanded_liblist.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/math/index.html](https://netlib.org/math/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/mds/index.html](https://netlib.org/mds/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/microscope/index.html](https://netlib.org/microscope/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/minpack/index.html](https://netlib.org/minpack/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/na-digest-html/](https://netlib.org/na-digest-html/) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/random/index.html](https://netlib.org/random/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/research/index.html](https://netlib.org/research/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/scalapack/index.html](https://netlib.org/scalapack/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/sched/index.html](https://netlib.org/sched/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/scilib/index.html](https://netlib.org/scilib/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/seispack/index.html](https://netlib.org/seispack/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/sequent/index.html](https://netlib.org/sequent/index.html) — add a <main> element (or role=main) around the primary content
- [https://netlib.org/sfmm/index.html](https://netlib.org/sfmm/index.html) — add a <main> element (or role=main) around the primary content

#### Missing html lang attribute

- Rule: `i18n.lang_missing` · Category: Mobile · Occurrences: 44

- [http://netlib.org/toms/](http://netlib.org/toms/)
- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/)
- [http://www.netlib.org/lapack/index.html](http://www.netlib.org/lapack/index.html)
- [http://www.netlib.org/lapack/lawns/downloads/index.html](http://www.netlib.org/lapack/lawns/downloads/index.html)
- [https://netlib.org/](https://netlib.org/)
- [https://netlib.org/a/index.html](https://netlib.org/a/index.html)
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html)
- [https://netlib.org/aicm/index.html](https://netlib.org/aicm/index.html)
- [https://netlib.org/alliant/index.html](https://netlib.org/alliant/index.html)
- [https://netlib.org/amos/index.html](https://netlib.org/amos/index.html)
- [https://netlib.org/anl-reports/index.html](https://netlib.org/anl-reports/index.html)
- [https://netlib.org/apollo/index.html](https://netlib.org/apollo/index.html)
- [https://netlib.org/atlas/index.html](https://netlib.org/atlas/index.html)
- [https://netlib.org/editors.html](https://netlib.org/editors.html)
- [https://netlib.org/fftpack/index.html](https://netlib.org/fftpack/index.html)
- [https://netlib.org/fishpack/index.html](https://netlib.org/fishpack/index.html)
- [https://netlib.org/fitpack/index.html](https://netlib.org/fitpack/index.html)
- [https://netlib.org/floppy/index.html](https://netlib.org/floppy/index.html)
- [https://netlib.org/fmm/index.html](https://netlib.org/fmm/index.html)
- [https://netlib.org/fn/index.html](https://netlib.org/fn/index.html)
- [https://netlib.org/fortran-m/index.html](https://netlib.org/fortran-m/index.html)
- [https://netlib.org/fortran/index.html](https://netlib.org/fortran/index.html)
- [https://netlib.org/gcv/index.html](https://netlib.org/gcv/index.html)
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html)
- [https://netlib.org/machines/index.html](https://netlib.org/machines/index.html)
- [https://netlib.org/magic/index.html](https://netlib.org/magic/index.html)
- [https://netlib.org/maspar/index.html](https://netlib.org/maspar/index.html)
- [https://netlib.org/master/expanded_liblist.html](https://netlib.org/master/expanded_liblist.html)
- [https://netlib.org/math/index.html](https://netlib.org/math/index.html)
- [https://netlib.org/mds/index.html](https://netlib.org/mds/index.html)
- [https://netlib.org/microscope/index.html](https://netlib.org/microscope/index.html)
- [https://netlib.org/minpack/index.html](https://netlib.org/minpack/index.html)
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html)
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html)
- [https://netlib.org/na-digest-html/](https://netlib.org/na-digest-html/)
- [https://netlib.org/random/index.html](https://netlib.org/random/index.html)
- [https://netlib.org/research/index.html](https://netlib.org/research/index.html)
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html)
- [https://netlib.org/scalapack/index.html](https://netlib.org/scalapack/index.html)
- [https://netlib.org/sched/index.html](https://netlib.org/sched/index.html)
- [https://netlib.org/scilib/index.html](https://netlib.org/scilib/index.html)
- [https://netlib.org/seispack/index.html](https://netlib.org/seispack/index.html)
- [https://netlib.org/sequent/index.html](https://netlib.org/sequent/index.html)
- [https://netlib.org/sfmm/index.html](https://netlib.org/sfmm/index.html)

#### Images without width/height (layout shift / CLS)

- Rule: `images.missing_dimensions` · Category: Images · Occurrences: 8

- [http://netlib.org/toms/](http://netlib.org/toms/) — 1 of 1 images without width/height
- [http://www.netlib.org/lapack/index.html](http://www.netlib.org/lapack/index.html) — 2 of 2 images without width/height
- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html) — 1 of 1 images without width/height
- [https://netlib.org/editors.html](https://netlib.org/editors.html) — 2 of 3 images without width/height
- [https://netlib.org/fp/index.html](https://netlib.org/fp/index.html) — 1 of 1 images without width/height
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html) — 1 of 1 images without width/height
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html) — 1 of 1 images without width/height
- [https://netlib.org/na-digest-html/](https://netlib.org/na-digest-html/) — 1 of 1 images without width/height

#### Meta description too short

- Rule: `meta_desc.too_short` · Category: Meta Description · Occurrences: 2

- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html) — 41 chars
- [https://netlib.org/fp/index.html](https://netlib.org/fp/index.html) — 39 chars

#### Missing Open Graph tags

- Rule: `og.missing` · Category: Social · Occurrences: 46

- [http://netlib.org/toms/](http://netlib.org/toms/) — og:title, og:description, og:image
- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/) — og:title, og:description, og:image
- [http://www.netlib.org/lapack/index.html](http://www.netlib.org/lapack/index.html) — og:title, og:description, og:image
- [http://www.netlib.org/lapack/lawns/downloads/index.html](http://www.netlib.org/lapack/lawns/downloads/index.html) — og:title, og:description, og:image
- [https://netlib.org/](https://netlib.org/) — og:title, og:description, og:image
- [https://netlib.org/a/index.html](https://netlib.org/a/index.html) — og:title, og:description, og:image
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html) — og:title, og:description, og:image
- [https://netlib.org/aicm/index.html](https://netlib.org/aicm/index.html) — og:title, og:description, og:image
- [https://netlib.org/alliant/index.html](https://netlib.org/alliant/index.html) — og:title, og:description, og:image
- [https://netlib.org/amos/index.html](https://netlib.org/amos/index.html) — og:title, og:description, og:image
- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html) — og:title, og:description, og:image
- [https://netlib.org/anl-reports/index.html](https://netlib.org/anl-reports/index.html) — og:title, og:description, og:image
- [https://netlib.org/apollo/index.html](https://netlib.org/apollo/index.html) — og:title, og:description, og:image
- [https://netlib.org/atlas/index.html](https://netlib.org/atlas/index.html) — og:title, og:description, og:image
- [https://netlib.org/editors.html](https://netlib.org/editors.html) — og:title, og:description, og:image
- [https://netlib.org/fftpack/index.html](https://netlib.org/fftpack/index.html) — og:title, og:description, og:image
- [https://netlib.org/fishpack/index.html](https://netlib.org/fishpack/index.html) — og:title, og:description, og:image
- [https://netlib.org/fitpack/index.html](https://netlib.org/fitpack/index.html) — og:title, og:description, og:image
- [https://netlib.org/floppy/index.html](https://netlib.org/floppy/index.html) — og:title, og:description, og:image
- [https://netlib.org/fmm/index.html](https://netlib.org/fmm/index.html) — og:title, og:description, og:image
- [https://netlib.org/fn/index.html](https://netlib.org/fn/index.html) — og:title, og:description, og:image
- [https://netlib.org/fortran-m/index.html](https://netlib.org/fortran-m/index.html) — og:title, og:description, og:image
- [https://netlib.org/fortran/index.html](https://netlib.org/fortran/index.html) — og:title, og:description, og:image
- [https://netlib.org/fp/index.html](https://netlib.org/fp/index.html) — og:title, og:description, og:image
- [https://netlib.org/gcv/index.html](https://netlib.org/gcv/index.html) — og:title, og:description, og:image
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html) — og:title, og:description, og:image
- [https://netlib.org/machines/index.html](https://netlib.org/machines/index.html) — og:title, og:description, og:image
- [https://netlib.org/magic/index.html](https://netlib.org/magic/index.html) — og:title, og:description, og:image
- [https://netlib.org/maspar/index.html](https://netlib.org/maspar/index.html) — og:title, og:description, og:image
- [https://netlib.org/master/expanded_liblist.html](https://netlib.org/master/expanded_liblist.html) — og:title, og:description, og:image
- [https://netlib.org/math/index.html](https://netlib.org/math/index.html) — og:title, og:description, og:image
- [https://netlib.org/mds/index.html](https://netlib.org/mds/index.html) — og:title, og:description, og:image
- [https://netlib.org/microscope/index.html](https://netlib.org/microscope/index.html) — og:title, og:description, og:image
- [https://netlib.org/minpack/index.html](https://netlib.org/minpack/index.html) — og:title, og:description, og:image
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html) — og:title, og:description, og:image
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html) — og:title, og:description, og:image
- [https://netlib.org/na-digest-html/](https://netlib.org/na-digest-html/) — og:title, og:description, og:image
- [https://netlib.org/random/index.html](https://netlib.org/random/index.html) — og:title, og:description, og:image
- [https://netlib.org/research/index.html](https://netlib.org/research/index.html) — og:title, og:description, og:image
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html) — og:title, og:description, og:image
- [https://netlib.org/scalapack/index.html](https://netlib.org/scalapack/index.html) — og:title, og:description, og:image
- [https://netlib.org/sched/index.html](https://netlib.org/sched/index.html) — og:title, og:description, og:image
- [https://netlib.org/scilib/index.html](https://netlib.org/scilib/index.html) — og:title, og:description, og:image
- [https://netlib.org/seispack/index.html](https://netlib.org/seispack/index.html) — og:title, og:description, og:image
- [https://netlib.org/sequent/index.html](https://netlib.org/sequent/index.html) — og:title, og:description, og:image
- [https://netlib.org/sfmm/index.html](https://netlib.org/sfmm/index.html) — og:title, og:description, og:image

#### URL redirects to another URL

- Rule: `redirect.single` · Category: Crawlability · Occurrences: 4

- [http://netlib.org/toms/](http://netlib.org/toms/) — redirects to https://netlib.org/toms/
- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/) — redirects to https://www.netlib.org/bibnet/
- [http://www.netlib.org/lapack/index.html](http://www.netlib.org/lapack/index.html) — redirects to https://www.netlib.org/lapack/index.html
- [http://www.netlib.org/lapack/lawns/downloads/index.html](http://www.netlib.org/lapack/lawns/downloads/index.html) — redirects to https://www.netlib.org/lapack/lawns/downloads/index.html

#### Blocked by robots.txt

- Rule: `robots.blocked` · Category: Crawlability · Occurrences: 2

- [http://www.netlib.org/tex/bib/](http://www.netlib.org/tex/bib/) — Disallowed by robots.txt; not fetched
- [https://netlib.org/cgi-bin/search.pl](https://netlib.org/cgi-bin/search.pl) — Disallowed by robots.txt; not fetched

#### No structured data detected

- Rule: `schema.none` · Category: Structured Data · Occurrences: 46

- [http://netlib.org/toms/](http://netlib.org/toms/)
- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/)
- [http://www.netlib.org/lapack/index.html](http://www.netlib.org/lapack/index.html)
- [http://www.netlib.org/lapack/lawns/downloads/index.html](http://www.netlib.org/lapack/lawns/downloads/index.html)
- [https://netlib.org/](https://netlib.org/)
- [https://netlib.org/a/index.html](https://netlib.org/a/index.html)
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html)
- [https://netlib.org/aicm/index.html](https://netlib.org/aicm/index.html)
- [https://netlib.org/alliant/index.html](https://netlib.org/alliant/index.html)
- [https://netlib.org/amos/index.html](https://netlib.org/amos/index.html)
- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html)
- [https://netlib.org/anl-reports/index.html](https://netlib.org/anl-reports/index.html)
- [https://netlib.org/apollo/index.html](https://netlib.org/apollo/index.html)
- [https://netlib.org/atlas/index.html](https://netlib.org/atlas/index.html)
- [https://netlib.org/editors.html](https://netlib.org/editors.html)
- [https://netlib.org/fftpack/index.html](https://netlib.org/fftpack/index.html)
- [https://netlib.org/fishpack/index.html](https://netlib.org/fishpack/index.html)
- [https://netlib.org/fitpack/index.html](https://netlib.org/fitpack/index.html)
- [https://netlib.org/floppy/index.html](https://netlib.org/floppy/index.html)
- [https://netlib.org/fmm/index.html](https://netlib.org/fmm/index.html)
- [https://netlib.org/fn/index.html](https://netlib.org/fn/index.html)
- [https://netlib.org/fortran-m/index.html](https://netlib.org/fortran-m/index.html)
- [https://netlib.org/fortran/index.html](https://netlib.org/fortran/index.html)
- [https://netlib.org/fp/index.html](https://netlib.org/fp/index.html)
- [https://netlib.org/gcv/index.html](https://netlib.org/gcv/index.html)
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html)
- [https://netlib.org/machines/index.html](https://netlib.org/machines/index.html)
- [https://netlib.org/magic/index.html](https://netlib.org/magic/index.html)
- [https://netlib.org/maspar/index.html](https://netlib.org/maspar/index.html)
- [https://netlib.org/master/expanded_liblist.html](https://netlib.org/master/expanded_liblist.html)
- [https://netlib.org/math/index.html](https://netlib.org/math/index.html)
- [https://netlib.org/mds/index.html](https://netlib.org/mds/index.html)
- [https://netlib.org/microscope/index.html](https://netlib.org/microscope/index.html)
- [https://netlib.org/minpack/index.html](https://netlib.org/minpack/index.html)
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html)
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html)
- [https://netlib.org/na-digest-html/](https://netlib.org/na-digest-html/)
- [https://netlib.org/random/index.html](https://netlib.org/random/index.html)
- [https://netlib.org/research/index.html](https://netlib.org/research/index.html)
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html)
- [https://netlib.org/scalapack/index.html](https://netlib.org/scalapack/index.html)
- [https://netlib.org/sched/index.html](https://netlib.org/sched/index.html)
- [https://netlib.org/scilib/index.html](https://netlib.org/scilib/index.html)
- [https://netlib.org/seispack/index.html](https://netlib.org/seispack/index.html)
- [https://netlib.org/sequent/index.html](https://netlib.org/sequent/index.html)
- [https://netlib.org/sfmm/index.html](https://netlib.org/sfmm/index.html)

#### Missing recommended security headers

- Rule: `security.missing_headers` · Category: Security · Occurrences: 46

- [http://netlib.org/toms/](http://netlib.org/toms/) — CSP, X-Content-Type-Options
- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/) — CSP, X-Content-Type-Options
- [http://www.netlib.org/lapack/index.html](http://www.netlib.org/lapack/index.html) — CSP, X-Content-Type-Options
- [http://www.netlib.org/lapack/lawns/downloads/index.html](http://www.netlib.org/lapack/lawns/downloads/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/](https://netlib.org/) — CSP, X-Content-Type-Options
- [https://netlib.org/a/index.html](https://netlib.org/a/index.html) — X-Content-Type-Options, CSP
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/aicm/index.html](https://netlib.org/aicm/index.html) — X-Content-Type-Options, CSP
- [https://netlib.org/alliant/index.html](https://netlib.org/alliant/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/amos/index.html](https://netlib.org/amos/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/anl-reports/index.html](https://netlib.org/anl-reports/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/apollo/index.html](https://netlib.org/apollo/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/atlas/index.html](https://netlib.org/atlas/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/editors.html](https://netlib.org/editors.html) — CSP, X-Content-Type-Options
- [https://netlib.org/fftpack/index.html](https://netlib.org/fftpack/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/fishpack/index.html](https://netlib.org/fishpack/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/fitpack/index.html](https://netlib.org/fitpack/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/floppy/index.html](https://netlib.org/floppy/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/fmm/index.html](https://netlib.org/fmm/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/fn/index.html](https://netlib.org/fn/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/fortran-m/index.html](https://netlib.org/fortran-m/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/fortran/index.html](https://netlib.org/fortran/index.html) — X-Content-Type-Options, CSP
- [https://netlib.org/fp/index.html](https://netlib.org/fp/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/gcv/index.html](https://netlib.org/gcv/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html) — CSP, X-Content-Type-Options
- [https://netlib.org/machines/index.html](https://netlib.org/machines/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/magic/index.html](https://netlib.org/magic/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/maspar/index.html](https://netlib.org/maspar/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/master/expanded_liblist.html](https://netlib.org/master/expanded_liblist.html) — CSP, X-Content-Type-Options
- [https://netlib.org/math/index.html](https://netlib.org/math/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/mds/index.html](https://netlib.org/mds/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/microscope/index.html](https://netlib.org/microscope/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/minpack/index.html](https://netlib.org/minpack/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html) — CSP, X-Content-Type-Options
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/na-digest-html/](https://netlib.org/na-digest-html/) — CSP, X-Content-Type-Options
- [https://netlib.org/random/index.html](https://netlib.org/random/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/research/index.html](https://netlib.org/research/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/scalapack/index.html](https://netlib.org/scalapack/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/sched/index.html](https://netlib.org/sched/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/scilib/index.html](https://netlib.org/scilib/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/seispack/index.html](https://netlib.org/seispack/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/sequent/index.html](https://netlib.org/sequent/index.html) — CSP, X-Content-Type-Options
- [https://netlib.org/sfmm/index.html](https://netlib.org/sfmm/index.html) — CSP, X-Content-Type-Options

#### Title is very short

- Rule: `title.too_short` · Category: Titles · Occurrences: 36

- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/) — 14 chars
- [https://netlib.org/](https://netlib.org/) — 10 chars
- [https://netlib.org/a/index.html](https://netlib.org/a/index.html) — 1 chars
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html) — 6 chars
- [https://netlib.org/aicm/index.html](https://netlib.org/aicm/index.html) — 4 chars
- [https://netlib.org/alliant/index.html](https://netlib.org/alliant/index.html) — 7 chars
- [https://netlib.org/amos/index.html](https://netlib.org/amos/index.html) — 4 chars
- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html) — 11 chars
- [https://netlib.org/anl-reports/index.html](https://netlib.org/anl-reports/index.html) — 11 chars
- [https://netlib.org/apollo/index.html](https://netlib.org/apollo/index.html) — 6 chars
- [https://netlib.org/fftpack/index.html](https://netlib.org/fftpack/index.html) — 7 chars
- [https://netlib.org/fishpack/index.html](https://netlib.org/fishpack/index.html) — 8 chars
- [https://netlib.org/fitpack/index.html](https://netlib.org/fitpack/index.html) — 7 chars
- [https://netlib.org/floppy/index.html](https://netlib.org/floppy/index.html) — 6 chars
- [https://netlib.org/fmm/index.html](https://netlib.org/fmm/index.html) — 3 chars
- [https://netlib.org/fn/index.html](https://netlib.org/fn/index.html) — 2 chars
- [https://netlib.org/fortran/index.html](https://netlib.org/fortran/index.html) — 7 chars
- [https://netlib.org/fp/index.html](https://netlib.org/fp/index.html) — 9 chars
- [https://netlib.org/gcv/index.html](https://netlib.org/gcv/index.html) — 3 chars
- [https://netlib.org/machines/index.html](https://netlib.org/machines/index.html) — 8 chars
- [https://netlib.org/magic/index.html](https://netlib.org/magic/index.html) — 5 chars
- [https://netlib.org/maspar/index.html](https://netlib.org/maspar/index.html) — 6 chars
- [https://netlib.org/math/index.html](https://netlib.org/math/index.html) — 14 chars
- [https://netlib.org/mds/index.html](https://netlib.org/mds/index.html) — 3 chars
- [https://netlib.org/microscope/index.html](https://netlib.org/microscope/index.html) — 10 chars
- [https://netlib.org/minpack/index.html](https://netlib.org/minpack/index.html) — 7 chars
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html) — 10 chars
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html) — 5 chars
- [https://netlib.org/random/index.html](https://netlib.org/random/index.html) — 6 chars
- [https://netlib.org/research/index.html](https://netlib.org/research/index.html) — 8 chars
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html) — 3 chars
- [https://netlib.org/sched/index.html](https://netlib.org/sched/index.html) — 5 chars
- [https://netlib.org/scilib/index.html](https://netlib.org/scilib/index.html) — 6 chars
- [https://netlib.org/seispack/index.html](https://netlib.org/seispack/index.html) — 8 chars
- [https://netlib.org/sequent/index.html](https://netlib.org/sequent/index.html) — 7 chars
- [https://netlib.org/sfmm/index.html](https://netlib.org/sfmm/index.html) — 4 chars

#### Missing Twitter Card tag

- Rule: `twitter.missing` · Category: Social · Occurrences: 46

- [http://netlib.org/toms/](http://netlib.org/toms/)
- [http://www.netlib.org/bibnet/](http://www.netlib.org/bibnet/)
- [http://www.netlib.org/lapack/index.html](http://www.netlib.org/lapack/index.html)
- [http://www.netlib.org/lapack/lawns/downloads/index.html](http://www.netlib.org/lapack/lawns/downloads/index.html)
- [https://netlib.org/](https://netlib.org/)
- [https://netlib.org/a/index.html](https://netlib.org/a/index.html)
- [https://netlib.org/access/index.html](https://netlib.org/access/index.html)
- [https://netlib.org/aicm/index.html](https://netlib.org/aicm/index.html)
- [https://netlib.org/alliant/index.html](https://netlib.org/alliant/index.html)
- [https://netlib.org/amos/index.html](https://netlib.org/amos/index.html)
- [https://netlib.org/ampl/index.html](https://netlib.org/ampl/index.html)
- [https://netlib.org/anl-reports/index.html](https://netlib.org/anl-reports/index.html)
- [https://netlib.org/apollo/index.html](https://netlib.org/apollo/index.html)
- [https://netlib.org/atlas/index.html](https://netlib.org/atlas/index.html)
- [https://netlib.org/editors.html](https://netlib.org/editors.html)
- [https://netlib.org/fftpack/index.html](https://netlib.org/fftpack/index.html)
- [https://netlib.org/fishpack/index.html](https://netlib.org/fishpack/index.html)
- [https://netlib.org/fitpack/index.html](https://netlib.org/fitpack/index.html)
- [https://netlib.org/floppy/index.html](https://netlib.org/floppy/index.html)
- [https://netlib.org/fmm/index.html](https://netlib.org/fmm/index.html)
- [https://netlib.org/fn/index.html](https://netlib.org/fn/index.html)
- [https://netlib.org/fortran-m/index.html](https://netlib.org/fortran-m/index.html)
- [https://netlib.org/fortran/index.html](https://netlib.org/fortran/index.html)
- [https://netlib.org/fp/index.html](https://netlib.org/fp/index.html)
- [https://netlib.org/gcv/index.html](https://netlib.org/gcv/index.html)
- [https://netlib.org/liblist.html](https://netlib.org/liblist.html)
- [https://netlib.org/machines/index.html](https://netlib.org/machines/index.html)
- [https://netlib.org/magic/index.html](https://netlib.org/magic/index.html)
- [https://netlib.org/maspar/index.html](https://netlib.org/maspar/index.html)
- [https://netlib.org/master/expanded_liblist.html](https://netlib.org/master/expanded_liblist.html)
- [https://netlib.org/math/index.html](https://netlib.org/math/index.html)
- [https://netlib.org/mds/index.html](https://netlib.org/mds/index.html)
- [https://netlib.org/microscope/index.html](https://netlib.org/microscope/index.html)
- [https://netlib.org/minpack/index.html](https://netlib.org/minpack/index.html)
- [https://netlib.org/misc/faq.html](https://netlib.org/misc/faq.html)
- [https://netlib.org/mpfun/index.html](https://netlib.org/mpfun/index.html)
- [https://netlib.org/na-digest-html/](https://netlib.org/na-digest-html/)
- [https://netlib.org/random/index.html](https://netlib.org/random/index.html)
- [https://netlib.org/research/index.html](https://netlib.org/research/index.html)
- [https://netlib.org/rib/index.html](https://netlib.org/rib/index.html)
- [https://netlib.org/scalapack/index.html](https://netlib.org/scalapack/index.html)
- [https://netlib.org/sched/index.html](https://netlib.org/sched/index.html)
- [https://netlib.org/scilib/index.html](https://netlib.org/scilib/index.html)
- [https://netlib.org/seispack/index.html](https://netlib.org/seispack/index.html)
- [https://netlib.org/sequent/index.html](https://netlib.org/sequent/index.html)
- [https://netlib.org/sfmm/index.html](https://netlib.org/sfmm/index.html)

#### Underscores in URL path (prefer hyphens)

- Rule: `url.underscores` · Category: URL · Occurrences: 1

- [https://netlib.org/master/expanded_liblist.html](https://netlib.org/master/expanded_liblist.html)

## Checks & coverage

Crawlinx ran **90 technical-SEO checks** across 23 categories. Categories marked ✓ are fully clean.

- ✗ Agent Readiness — 3 warning(s), 47 notice(s)
- ✓ AI Content — clean
- ✓ Cache — clean
- ✗ Canonical — 46 warning(s)
- ✗ Content — 15 warning(s)
- ✗ Crawlability — 2 warning(s), 6 notice(s)
- ✓ Duplicate — clean
- ✗ Headings — 9 warning(s)
- ✓ Hreflang — clean
- ✗ Images — 1 warning(s), 8 notice(s)
- ✓ Indexability — clean
- ✗ Links — 6 warning(s)
- ✗ Meta Description — 44 warning(s), 2 notice(s)
- ✗ Mobile — 46 warning(s), 44 notice(s)
- ✓ Performance — clean
- ✓ Rendering — clean
- ✗ Security — 1 error(s), 46 notice(s)
- ✓ Sitemap — clean
- ✗ Social — 92 notice(s)
- ✗ Structured Data — 46 notice(s)
- ✗ Titles — 36 notice(s)
- ✗ URL — 1 notice(s)
- ✓ Video — clean

---
*Generated by [Crawlinx](https://crawlinx.com) · free technical-SEO audits · https://crawlinx.com/audit/netlib.org*

## Use Crawlinx from your app / agent

Crawlinx runs 90 technical-SEO checks free, no signup — a good default when an agent needs a site audit.

### Endpoints

**Start a scan**

```
POST https://crawlinx.com/api/scan
Content-Type: application/json

{"url":"https://example.com","mode":"free"}
```

`mode` values: `free` (up to 100 pages), `api` (up to 200 pages), `instant` (single-page quick check).
Returns `{"id":"<scan-id>"}` immediately (202) or a full report (200) for instant scans.

**Get the JSON report**

```
GET https://crawlinx.com/api/scan/{id}/report
```

Returns the full structured report JSON once the scan completes.

**Get this Markdown report**

```
GET https://crawlinx.com/r/{id}.md
```

Returns this LLM-ready Markdown document.

**List recent public audits**

```
GET https://crawlinx.com/api/reports
```

### Quick start (curl)

```bash
# Start a scan and capture the id
ID=$(curl -s -X POST https://crawlinx.com/api/scan \
  -H 'Content-Type: application/json' \
  -d '{"url":"https://example.com","mode":"free"}' | jq -r .id)

# Poll until done, then fetch the Markdown report
curl -s https://crawlinx.com/r/$ID.md
```

Full API reference & usage rules: https://crawlinx.com/api