Catalog / amarillaricardo.com
65

SEO audit for amarillaricardo.com

Ricardo Amarilla – Economics, Finance and Data Science

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Health 65/100 (fair) · 10 pages crawled · generated 2026-08-26

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Official site of Ricardo Amarilla. Technical and applied analysis in finance, derivatives, economics and data science.

Screenshot of amarillaricardo.com
10
pages crawled
10
indexable pages
0
errors
30
warnings
110
notices
4
orphan pages
0
broken links
Category breakdown
CategoryScoreErrorsWarningsNotices
Performance 67 0 11 31
Content 79 0 7 19
Duplicate 85 0 5 5
Links 88 0 4 0
Agent Readiness 97 0 1 13
Headings 97 0 1 2
Titles 97 0 1 0
Images 100 0 0 6
Security 100 0 0 20
Sitemap 100 0 0 6
Structured Data 100 0 0 5
URL 100 0 0 3
Findings

Warnings (8 rules)

warning Control has no accessible name

Rule agent.control_no_name · Agent Readiness · 1 occurrence(s)

warning Duplicate <title> across pages

Rule duplicate.title · Duplicate · 5 occurrence(s)

warning Missing <h1>

Rule h1.missing · Headings · 1 occurrence(s)

warning Hero/LCP image is lazy-loaded (loading=lazy delays LCP)

Rule images.no_lazy_lcp_candidate · Performance · 1 occurrence(s)

  • https://www.amarillaricardo.com/en/inicio/ — the likely hero/LCP image (personal.jpg) has loading="lazy" — Google explicitly warns against lazy-loading the LCP image, because it delays the fetch until layout completes. Remove loading="lazy" from the first significant image and add fetchpriority="high" instead.

warning Orphan page (no internal inlinks)

Rule links.orphan · Links · 4 occurrence(s)

warning Render-blocking script in <head> (no defer/async)

Rule perf.render_blocking · Performance · 10 occurrence(s)

warning Title likely truncated in SERP (too wide)

Rule title.too_long · Titles · 1 occurrence(s)

Notices (18 rules)

notice Heading levels skip a level

Rule agent.heading_skip · Agent Readiness · 3 occurrence(s)

notice No llms.txt for AI agents

Rule agent.llms_txt_missing · Agent Readiness · 1 occurrence(s)

notice No main landmark for AI agents

Rule agent.no_main_landmark · Agent Readiness · 9 occurrence(s)

notice Low text-to-HTML ratio

Rule content.low_ratio · Content · 1 occurrence(s)

notice Main text is hard to read (low Flesch Reading Ease)

Rule content.readability_poor · Content · 8 occurrence(s)

  • https://www.amarillaricardo.com/en/ciencia_de_datos/articulos/ — this page reads as very difficult (Flesch Reading Ease 26, below 50) — long sentences and multi-syllable words make it hard to scan. Shorten sentences and prefer plainer words to widen your audience. Density can be legitimate for expert, technical or legal content, so judge it against who the page is for.
  • https://www.amarillaricardo.com/en/ciencia_de_datos/libros/ — this page reads as very difficult (Flesch Reading Ease 14, below 50) — long sentences and multi-syllable words make it hard to scan. Shorten sentences and prefer plainer words to widen your audience. Density can be legitimate for expert, technical or legal content, so judge it against who the page is for.
  • https://www.amarillaricardo.com/en/ciencia_de_datos/recomendaciones/ — this page reads as difficult (Flesch Reading Ease 36, below 50) — long sentences and multi-syllable words make it hard to scan. Shorten sentences and prefer plainer words to widen your audience. Density can be legitimate for expert, technical or legal content, so judge it against who the page is for.
  • https://www.amarillaricardo.com/en/inicio/ — this page reads as very difficult (Flesch Reading Ease 11, below 50) — long sentences and multi-syllable words make it hard to scan. Shorten sentences and prefer plainer words to widen your audience. Density can be legitimate for expert, technical or legal content, so judge it against who the page is for.
  • https://www.amarillaricardo.com/en/libros/libros/1/ — this page reads as very difficult (Flesch Reading Ease 11, below 50) — long sentences and multi-syllable words make it hard to scan. Shorten sentences and prefer plainer words to widen your audience. Density can be legitimate for expert, technical or legal content, so judge it against who the page is for.
  • https://www.amarillaricardo.com/en/libros/libros/2/ — this page reads as very difficult (Flesch Reading Ease 4, below 50) — long sentences and multi-syllable words make it hard to scan. Shorten sentences and prefer plainer words to widen your audience. Density can be legitimate for expert, technical or legal content, so judge it against who the page is for.
  • https://www.amarillaricardo.com/en/libros/libros/3/ — this page reads as very difficult (Flesch Reading Ease 3, below 50) — long sentences and multi-syllable words make it hard to scan. Shorten sentences and prefer plainer words to widen your audience. Density can be legitimate for expert, technical or legal content, so judge it against who the page is for.
  • https://www.amarillaricardo.com/en/libros/libros/4/ — this page reads as very difficult (Flesch Reading Ease 9, below 50) — long sentences and multi-syllable words make it hard to scan. Shorten sentences and prefer plainer words to widen your audience. Density can be legitimate for expert, technical or legal content, so judge it against who the page is for.

notice Duplicate meta description across pages

Rule duplicate.meta_desc · Duplicate · 5 occurrence(s)

notice Multiple <h1> elements

Rule h1.multiple · Headings · 2 occurrence(s)

notice Likely hero image lacks fetchpriority=high

Rule images.hero_no_fetchpriority · Performance · 5 occurrence(s)

  • https://www.amarillaricardo.com/en/ciencia_de_datos/libros/ — the likely hero/LCP image (v_1.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
  • https://www.amarillaricardo.com/en/libros/libros/1/ — the likely hero/LCP image (v_1.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
  • https://www.amarillaricardo.com/en/libros/libros/2/ — the likely hero/LCP image (v_2.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
  • https://www.amarillaricardo.com/en/libros/libros/3/ — the likely hero/LCP image (b_2.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
  • https://www.amarillaricardo.com/en/libros/libros/4/ — the likely hero/LCP image (b_1.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.

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

Rule images.missing_dimensions · Images · 6 occurrence(s)

notice Legacy <meta name=keywords> tag present (Google ignores it)

Rule meta.keywords_present · Content · 10 occurrence(s)

notice Legacy image format (jpg/png/gif) with no next-gen fallback

Rule perf.images_legacy_format · Performance · 6 occurrence(s)

notice No ETag header (no conditional GET for unchanged pages)

Rule perf.no_etag · Performance · 10 occurrence(s)

  • https://www.amarillaricardo.com/en/ — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
  • https://www.amarillaricardo.com/en/ciencia_de_datos/articulos/ — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
  • https://www.amarillaricardo.com/en/ciencia_de_datos/libros/ — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
  • https://www.amarillaricardo.com/en/ciencia_de_datos/recomendaciones/ — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
  • https://www.amarillaricardo.com/en/cuentas/login/ — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
  • https://www.amarillaricardo.com/en/inicio/ — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
  • https://www.amarillaricardo.com/en/libros/libros/1/ — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
  • https://www.amarillaricardo.com/en/libros/libros/2/ — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
  • https://www.amarillaricardo.com/en/libros/libros/3/ — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
  • https://www.amarillaricardo.com/en/libros/libros/4/ — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.

notice No Last-Modified header (no conditional GET for unchanged pages)

Rule perf.no_last_modified · Performance · 10 occurrence(s)

  • https://www.amarillaricardo.com/en/ — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
  • https://www.amarillaricardo.com/en/ciencia_de_datos/articulos/ — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
  • https://www.amarillaricardo.com/en/ciencia_de_datos/libros/ — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
  • https://www.amarillaricardo.com/en/ciencia_de_datos/recomendaciones/ — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
  • https://www.amarillaricardo.com/en/cuentas/login/ — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
  • https://www.amarillaricardo.com/en/inicio/ — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
  • https://www.amarillaricardo.com/en/libros/libros/1/ — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
  • https://www.amarillaricardo.com/en/libros/libros/2/ — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
  • https://www.amarillaricardo.com/en/libros/libros/3/ — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
  • https://www.amarillaricardo.com/en/libros/libros/4/ — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.

notice Deep page has no BreadcrumbList structured data

Rule schema.breadcrumb_missing · Structured Data · 5 occurrence(s)

notice target=_blank link without rel=noopener (tab-napping)

Rule security.unsafe_cross_origin_links · Security · 10 occurrence(s)

notice Indexable page not listed in sitemap

Rule sitemap.orphan_not_listed · Sitemap · 6 occurrence(s)

Pages (showing 10 of 10)
URLStatusIndexableWordsIn-links
https://www.amarillaricardo.com/en/ciencia_de_datos/articulos/
Ricardo Amarilla - Economía, Finanzas y Ciencia de Datos
200 yes 194 9
https://www.amarillaricardo.com/en/ciencia_de_datos/libros/
Ricardo Amarilla - Economía, Finanzas y Ciencia de Datos
200 yes 682 9
https://www.amarillaricardo.com/en/ciencia_de_datos/recomendaciones/
Ricardo Amarilla - Economía, Finanzas y Ciencia de Datos
200 yes 1138 9
https://www.amarillaricardo.com/en/cuentas/login/
Ricardo Amarilla - Economía, Finanzas y Ciencia de Datos
200 yes 91 9
https://www.amarillaricardo.com/en/inicio/
Ricardo Amarilla - Economía, Finanzas y Ciencia de Datos
200 yes 1300 9
https://www.amarillaricardo.com/en/
Ricardo Amarilla – Economics, Finance and Data Science
200 yes 33 0
https://www.amarillaricardo.com/en/libros/libros/1/
Valuation of Financial Derivatives: Theory and Practice – Ricardo Amarilla
200 yes 147 0
https://www.amarillaricardo.com/en/libros/libros/2/
Valuation of Financial Derivatives: Exercise Solutions – Ricardo Amarilla
200 yes 170 0
https://www.amarillaricardo.com/en/libros/libros/3/
Actuarial Biometry. Statistics for Actuaries – Ricardo Amarilla
200 yes 164 0
https://www.amarillaricardo.com/en/libros/libros/4/
Actuarial Biometry. Exercise Solutions: Statistics for Actuaries – Ricardo Amarilla
200 yes 163 0

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