72
SEO audit for bluewateru.com
Home | Bluewater University
Health 72/100 (fair) · 29 pages crawled · generated 2026-08-26
Download Markdown report (feed to ChatGPT / Claude / Cursor)Bluewater University is a portal for live online classes in underwater photography & video, post-processing/editing, dive travel, marine life, scuba, and more.
29
pages crawled
28
indexable pages
1
errors
19
warnings
227
notices
0
orphan pages
0
broken links
Category breakdown
| Category | Score | Errors | Warnings | Notices |
|---|---|---|---|---|
| Structured Data | 96 | 1 | 1 | 22 |
| Content | 91 | 0 | 9 | 63 |
| Headings | 96 | 0 | 4 | 0 |
| Crawlability | 97 | 0 | 3 | 0 |
| Agent Readiness | 98 | 0 | 2 | 2 |
| Cache | 100 | 0 | 0 | 1 |
| Images | 100 | 0 | 0 | 21 |
| Links | 100 | 0 | 0 | 3 |
| Meta Description | 100 | 0 | 0 | 6 |
| Performance | 100 | 0 | 0 | 55 |
| Security | 100 | 0 | 0 | 52 |
| Titles | 100 | 0 | 0 | 2 |
Findings
Errors (1 rules)
error JSON-LD block missing @context or @type
Rule schema.no_context_type · Structured Data · 1 occurrence(s)
- https://www.bluewateru.com/service-page/bluewater-photo-social-night-july-22nd — a JSON-LD block is missing @context or @type — Google can't parse it, so no rich result is possible. Add both fields (@context="https://schema.org" and a valid @type).
Warnings (5 rules)
warning Control has no accessible name
Rule agent.control_no_name · Agent Readiness · 2 occurrence(s)
- https://www.bluewateru.com/ — 3 button/link(s) with no text or aria-label — an agent can't target them
- https://www.bluewateru.com/classes-this-week — 3 button/link(s) with no text or aria-label — an agent can't target them
warning Thin content (low word count)
Rule content.thin · Content · 9 occurrence(s)
- https://www.bluewateru.com/bill-van-antwerp — 65 words
- https://www.bluewateru.com/classes-this-week — 124 words
- https://www.bluewateru.com/craig-dietrich — 195 words
- https://www.bluewateru.com/jenna-szerlag — 194 words
- https://www.bluewateru.com/jonathan-lavan — 199 words
- https://www.bluewateru.com/michael-chiado — 124 words
- https://www.bluewateru.com/michelle-carpenter — 132 words
- https://www.bluewateru.com/nirupam-nigam — 164 words
- https://www.bluewateru.com/scott-gietler — 193 words
warning Incomplete/empty response after retries (likely transient — re-crawl)
Rule fetch.incomplete · Crawlability · 3 occurrence(s)
- https://www.bluewateru.com/classes — HTTP 200, 0 words after 3 attempts
- https://www.bluewateru.com/dan-anderson — context deadline exceeded after 3 attempts
- https://www.bluewateru.com/kris-wilk — HTTP 200, 0 words after 3 attempts
warning Missing <h1>
Rule h1.missing · Headings · 4 occurrence(s)
warning Structured-data date has already passed (stale event/job/offer)
Rule schema.stale_date · Structured Data · 1 occurrence(s)
- https://www.bluewateru.com/event-details/event-1 — Event.startDate is in the past (2025-02-06T10:00:00-08:00) — Google may stop showing this event/job/offer in rich results. Update the date or remove the markup from expired content.
Notices (20 rules)
notice Heading levels skip a level
Rule agent.heading_skip · Agent Readiness · 1 occurrence(s)
- https://www.bluewateru.com/post/exploring-the-depths-of-cocos-island-scuba-diving-blog — h3 follows h1 — skips h2
notice No llms.txt for AI agents
Rule agent.llms_txt_missing · Agent Readiness · 1 occurrence(s)
- https://www.bluewateru.com/ — no llms.txt found at the site root — add one so AI agents get a curated site summary
notice Page served uncached (no-store/private or CDN bypass)
Rule cache.not_cacheable · Cache · 1 occurrence(s)
- https://www.bluewateru.com/instructors — Cache-Control: no-cache · cdn: MISS
notice Low text-to-HTML ratio
Rule content.low_ratio · Content · 26 occurrence(s)
- https://www.bluewateru.com/ — 0.2%
- https://www.bluewateru.com/articles — 0.1%
- https://www.bluewateru.com/articles/categories/underwater-photography-video — 0.1%
- https://www.bluewateru.com/bryan-chu — 0.2%
- https://www.bluewateru.com/catherine-kim — 0.2%
- https://www.bluewateru.com/class-recordings — 0.6%
- https://www.bluewateru.com/classes-this-week — 0.1%
- https://www.bluewateru.com/craig-dietrich — 0.1%
- https://www.bluewateru.com/erik-lukas — 0.1%
- https://www.bluewateru.com/event-details/event-1 — 0.1%
- https://www.bluewateru.com/instructors — 0.2%
- https://www.bluewateru.com/jeffrey-milisen — 0.2%
- https://www.bluewateru.com/jenna-szerlag — 0.1%
- https://www.bluewateru.com/jonathan-lavan — 0.1%
- https://www.bluewateru.com/jose-antonio-castellano-garrido — 0.2%
- https://www.bluewateru.com/mark-hatter — 0.1%
- https://www.bluewateru.com/mark-strickland — 0.1%
- https://www.bluewateru.com/michael-chiado — 0.1%
- https://www.bluewateru.com/michelle-carpenter — 0.1%
- https://www.bluewateru.com/nirupam-nigam — 0.1%
- https://www.bluewateru.com/post/exploring-the-depths-of-cocos-island-scuba-diving-blog — 0.3%
- https://www.bluewateru.com/sam-murphy — 0.2%
- https://www.bluewateru.com/scott-gietler — 0.1%
- https://www.bluewateru.com/service-page/bluewater-photo-social-night-july-22nd — 0.2%
- https://www.bluewateru.com/todd-kortte — 0.2%
notice Main text is hard to read (low Flesch Reading Ease)
Rule content.readability_poor · Content · 23 occurrence(s)
- https://www.bluewateru.com/ — this page reads as difficult (Flesch Reading Ease 46, 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.bluewateru.com/articles/categories/underwater-photography-video — this page reads as very difficult (Flesch Reading Ease 16, 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.bluewateru.com/bryan-chu — this page reads as difficult (Flesch Reading Ease 41, 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.bluewateru.com/catherine-kim — this page reads as very difficult (Flesch Reading Ease 23, 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.bluewateru.com/class-recordings — this page reads as difficult (Flesch Reading Ease 44, 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.bluewateru.com/classes-this-week — this page reads as difficult (Flesch Reading Ease 34, 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.bluewateru.com/craig-dietrich — this page reads as very difficult (Flesch Reading Ease 27, 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.bluewateru.com/erik-lukas — this page reads as difficult (Flesch Reading Ease 50, 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.bluewateru.com/event-details/event-1 — this page reads as difficult (Flesch Reading Ease 44, 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.bluewateru.com/instructors — this page reads as very difficult (Flesch Reading Ease -95, 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.bluewateru.com/jeffrey-milisen — this page reads as difficult (Flesch Reading Ease 42, 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.bluewateru.com/jenna-szerlag — this page reads as difficult (Flesch Reading Ease 33, 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.bluewateru.com/jonathan-lavan — this page reads as difficult (Flesch Reading Ease 41, 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.bluewateru.com/jose-antonio-castellano-garrido — this page reads as very difficult (Flesch Reading Ease 24, 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.bluewateru.com/mark-hatter — this page reads as difficult (Flesch Reading Ease 33, 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.bluewateru.com/mark-strickland — this page reads as very difficult (Flesch Reading Ease 30, 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.bluewateru.com/michael-chiado — this page reads as very difficult (Flesch Reading Ease 24, 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.bluewateru.com/michelle-carpenter — this page reads as very difficult (Flesch Reading Ease 28, 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.bluewateru.com/nirupam-nigam — this page reads as difficult (Flesch Reading Ease 32, 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.bluewateru.com/post/exploring-the-depths-of-cocos-island-scuba-diving-blog — this page reads as difficult (Flesch Reading Ease 35, 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.bluewateru.com/sam-murphy — this page reads as difficult (Flesch Reading Ease 41, 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.bluewateru.com/scott-gietler — 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.bluewateru.com/service-page/bluewater-photo-social-night-july-22nd — this page reads as difficult (Flesch Reading Ease 40, 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 Image filename is generic/auto-generated (missed image-search signal)
Rule images.generic_filename · Images · 1 occurrence(s)
- https://www.bluewateru.com/nirupam-nigam — 1 image(s) use a generic/auto-generated filename (e.g. IMG_1234.jpg, photo1.png, a bare UUID). Google reads the filename as a signal of image content, so rename files descriptively (hyphen-separated words) before upload.
notice Images without width/height (layout shift / CLS)
Rule images.missing_dimensions · Images · 20 occurrence(s)
- https://www.bluewateru.com/articles — 8 of 15 images without width/height
- https://www.bluewateru.com/articles/categories/underwater-photography-video — 12 of 19 images without width/height
- https://www.bluewateru.com/bill-van-antwerp — 8 of 16 images without width/height
- https://www.bluewateru.com/bryan-chu — 23 of 31 images without width/height
- https://www.bluewateru.com/class-recordings — 6 of 13 images without width/height
- https://www.bluewateru.com/craig-dietrich — 24 of 32 images without width/height
- https://www.bluewateru.com/erik-lukas — 25 of 33 images without width/height
- https://www.bluewateru.com/event-details/event-1 — 2 of 9 images without width/height
- https://www.bluewateru.com/jeffrey-milisen — 4 of 12 images without width/height
- https://www.bluewateru.com/jenna-szerlag — 11 of 19 images without width/height
- https://www.bluewateru.com/jonathan-lavan — 21 of 29 images without width/height
- https://www.bluewateru.com/jose-antonio-castellano-garrido — 25 of 33 images without width/height
- https://www.bluewateru.com/mark-hatter — 25 of 33 images without width/height
- https://www.bluewateru.com/mark-strickland — 25 of 33 images without width/height
- https://www.bluewateru.com/michelle-carpenter — 10 of 18 images without width/height
- https://www.bluewateru.com/nirupam-nigam — 25 of 33 images without width/height
- https://www.bluewateru.com/post/exploring-the-depths-of-cocos-island-scuba-diving-blog — 4 of 11 images without width/height
- https://www.bluewateru.com/sam-murphy — 25 of 33 images without width/height
- https://www.bluewateru.com/scott-gietler — 12 of 20 images without width/height
- https://www.bluewateru.com/todd-kortte — 8 of 16 images without width/height
notice Internal link has no anchor text / accessible name
Rule links.no_anchor_text · Links · 3 occurrence(s)
- https://www.bluewateru.com/ — 3 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://www.bluewateru.com/articles — 4 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://www.bluewateru.com/classes-this-week — 3 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
notice Legacy <meta name=keywords> tag present (Google ignores it)
Rule meta.keywords_present · Content · 14 occurrence(s)
- https://www.bluewateru.com/ — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/bill-van-antwerp — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/catherine-kim — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/craig-dietrich — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/erik-lukas — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/jeffrey-milisen — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/jonathan-lavan — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/jose-antonio-castellano-garrido — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/michael-chiado — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/michelle-carpenter — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/nirupam-nigam — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/sam-murphy — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/scott-gietler — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
- https://www.bluewateru.com/todd-kortte — a <meta name="keywords"> tag is present — Google has ignored it since 2009; remove it to cut template debt
notice Meta description too long
Rule meta_desc.too_long · Meta Description · 4 occurrence(s)
- https://www.bluewateru.com/catherine-kim — 169 chars
- https://www.bluewateru.com/jose-antonio-castellano-garrido — 297 chars
- https://www.bluewateru.com/post/exploring-the-depths-of-cocos-island-scuba-diving-blog — 500 chars
- https://www.bluewateru.com/service-page/bluewater-photo-social-night-july-22nd — 1029 chars
notice Meta description too short
Rule meta_desc.too_short · Meta Description · 2 occurrence(s)
- https://www.bluewateru.com/event-details/event-1 — 15 chars
- https://www.bluewateru.com/instructors — 46 chars
notice Legacy image format (jpg/png/gif) with no next-gen fallback
Rule perf.images_legacy_format · Performance · 26 occurrence(s)
- https://www.bluewateru.com/ — 17 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/articles — 7 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/articles/categories/underwater-photography-video — 7 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/bryan-chu — 31 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/catherine-kim — 8 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/class-recordings — 7 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/classes-this-week — 10 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/craig-dietrich — 32 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/erik-lukas — 33 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/event-details/event-1 — 9 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/instructors — 24 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/jeffrey-milisen — 12 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/jenna-szerlag — 19 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/jonathan-lavan — 29 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/jose-antonio-castellano-garrido — 33 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/mark-hatter — 33 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/mark-strickland — 33 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/michael-chiado — 8 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/michelle-carpenter — 18 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/nirupam-nigam — 33 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/post/exploring-the-depths-of-cocos-island-scuba-diving-blog — 8 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/sam-murphy — 33 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/scott-gietler — 20 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/service-page/bluewater-photo-social-night-july-22nd — 7 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://www.bluewateru.com/todd-kortte — 16 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
notice No ETag header (no conditional GET for unchanged pages)
Rule perf.no_etag · Performance · 1 occurrence(s)
- https://www.bluewateru.com/instructors — 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 · 26 occurrence(s)
- https://www.bluewateru.com/ — 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.bluewateru.com/articles — 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.bluewateru.com/articles/categories/underwater-photography-video — 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.bluewateru.com/bryan-chu — 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.bluewateru.com/catherine-kim — 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.bluewateru.com/class-recordings — 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.bluewateru.com/classes-this-week — 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.bluewateru.com/craig-dietrich — 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.bluewateru.com/erik-lukas — 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.bluewateru.com/event-details/event-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.bluewateru.com/instructors — 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.bluewateru.com/jeffrey-milisen — 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.bluewateru.com/jenna-szerlag — 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.bluewateru.com/jonathan-lavan — 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.bluewateru.com/jose-antonio-castellano-garrido — 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.bluewateru.com/mark-hatter — 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.bluewateru.com/mark-strickland — 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.bluewateru.com/michael-chiado — 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.bluewateru.com/michelle-carpenter — 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.bluewateru.com/nirupam-nigam — 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.bluewateru.com/post/exploring-the-depths-of-cocos-island-scuba-diving-blog — 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.bluewateru.com/sam-murphy — 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.bluewateru.com/scott-gietler — 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.bluewateru.com/service-page/bluewater-photo-social-night-july-22nd — 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.bluewateru.com/todd-kortte — 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 Slow server response
Rule perf.slow_response · Performance · 2 occurrence(s)
notice No structured data detected
Rule schema.none · Structured Data · 22 occurrence(s)
- https://www.bluewateru.com/articles
- https://www.bluewateru.com/articles/categories/underwater-photography-video
- https://www.bluewateru.com/bill-van-antwerp
- https://www.bluewateru.com/bryan-chu
- https://www.bluewateru.com/catherine-kim
- https://www.bluewateru.com/classes-this-week
- https://www.bluewateru.com/craig-dietrich
- https://www.bluewateru.com/erik-lukas
- https://www.bluewateru.com/instructors
- https://www.bluewateru.com/jeffrey-milisen
- https://www.bluewateru.com/jenna-szerlag
- https://www.bluewateru.com/jonathan-lavan
- https://www.bluewateru.com/jose-antonio-castellano-garrido
- https://www.bluewateru.com/mark-hatter
- https://www.bluewateru.com/mark-strickland
- https://www.bluewateru.com/michael-chiado
- https://www.bluewateru.com/michelle-carpenter
- https://www.bluewateru.com/nirupam-nigam
- https://www.bluewateru.com/sam-murphy
- https://www.bluewateru.com/scott-gietler
- https://www.bluewateru.com/service-page/bluewater-photo-social-night-july-22nd
- https://www.bluewateru.com/todd-kortte
notice Missing recommended security headers
Rule security.missing_headers · Security · 26 occurrence(s)
- https://www.bluewateru.com/ — CSP
- https://www.bluewateru.com/articles — CSP
- https://www.bluewateru.com/articles/categories/underwater-photography-video — CSP
- https://www.bluewateru.com/bryan-chu — CSP
- https://www.bluewateru.com/catherine-kim — CSP
- https://www.bluewateru.com/class-recordings — CSP
- https://www.bluewateru.com/classes-this-week — CSP
- https://www.bluewateru.com/craig-dietrich — CSP
- https://www.bluewateru.com/erik-lukas — CSP
- https://www.bluewateru.com/event-details/event-1 — CSP
- https://www.bluewateru.com/instructors — CSP
- https://www.bluewateru.com/jeffrey-milisen — CSP
- https://www.bluewateru.com/jenna-szerlag — CSP
- https://www.bluewateru.com/jonathan-lavan — CSP
- https://www.bluewateru.com/jose-antonio-castellano-garrido — CSP
- https://www.bluewateru.com/mark-hatter — CSP
- https://www.bluewateru.com/mark-strickland — CSP
- https://www.bluewateru.com/michael-chiado — CSP
- https://www.bluewateru.com/michelle-carpenter — CSP
- https://www.bluewateru.com/nirupam-nigam — CSP
- https://www.bluewateru.com/post/exploring-the-depths-of-cocos-island-scuba-diving-blog — CSP
- https://www.bluewateru.com/sam-murphy — CSP
- https://www.bluewateru.com/scott-gietler — CSP
- https://www.bluewateru.com/service-page/bluewater-photo-social-night-july-22nd — CSP
- https://www.bluewateru.com/todd-kortte — CSP
notice target=_blank link without rel=noopener (tab-napping)
Rule security.unsafe_cross_origin_links · Security · 26 occurrence(s)
- https://www.bluewateru.com/ — 15 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/articles — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/articles/categories/underwater-photography-video — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/bryan-chu — 14 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/catherine-kim — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/class-recordings — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/classes-this-week — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/craig-dietrich — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/erik-lukas — 11 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/event-details/event-1 — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/instructors — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/jeffrey-milisen — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/jenna-szerlag — 11 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/jonathan-lavan — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/jose-antonio-castellano-garrido — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/mark-hatter — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/mark-strickland — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/michael-chiado — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/michelle-carpenter — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/nirupam-nigam — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/post/exploring-the-depths-of-cocos-island-scuba-diving-blog — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/sam-murphy — 10 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/scott-gietler — 13 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/service-page/bluewater-photo-social-night-july-22nd — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://www.bluewateru.com/todd-kortte — 11 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
notice Title tag is identical to the H1 (missed keyword variation)
Rule title.same_as_h1 · Titles · 1 occurrence(s)
- https://www.bluewateru.com/post/exploring-the-depths-of-cocos-island-scuba-diving-blog — the <title> and the H1 are identical — differentiate them to cover more query variation
notice Title is very short
Rule title.too_short · Titles · 1 occurrence(s)
- https://www.bluewateru.com/instructors — 11 chars
Pages (showing 29 of 29)
| URL | Status | Indexable | Words | In-links |
|---|---|---|---|---|
| https://www.bluewateru.com/ Home | Bluewater University |
200 | yes | 451 | 26 |
| https://www.bluewateru.com/articles Articles | Bluewater University |
200 | yes | 224 | 26 |
| https://www.bluewateru.com/class-recordings Recorded Classes | Bluewater University |
200 | yes | 1168 | 26 |
| https://www.bluewateru.com/classes | 200 | yes | 0 | 26 |
| https://www.bluewateru.com/articles/categories/underwater-photography-video Underwater Photography & Video |
200 | yes | 207 | 3 |
| https://www.bluewateru.com/service-page/bluewater-photo-social-night-july-22nd Bluewater Photo Social Night July 22nd | Bluewater University |
200 | yes | 315 | 2 |
| https://www.bluewateru.com/mark-hatter Mark Hatter | Bluewater University |
200 | yes | 240 | 2 |
| https://www.bluewateru.com/bryan-chu Bryan Chu | Bluewater University |
200 | yes | 372 | 1 |
| https://www.bluewateru.com/catherine-kim Catherine Kim | Bluewater University |
200 | yes | 207 | 1 |
| https://www.bluewateru.com/erik-lukas Erik Lukas | Bluewater University |
200 | yes | 201 | 1 |
| https://www.bluewateru.com/jeffrey-milisen Jeffrey Milisen | Bluewater University |
200 | yes | 252 | 1 |
| https://www.bluewateru.com/jonathan-lavan Jonathan Lavan | Bluewater University |
200 | yes | 199 | 1 |
| https://www.bluewateru.com/kris-wilk | 200 | yes | 0 | 1 |
| https://www.bluewateru.com/mark-strickland Mark Strickland | Bluewater University |
200 | yes | 215 | 1 |
| https://www.bluewateru.com/michelle-carpenter Michelle Carpenter | Bluewater University |
200 | yes | 132 | 1 |
| https://www.bluewateru.com/nirupam-nigam Nirupam Nigam | Bluewater University |
200 | yes | 164 | 1 |
| https://www.bluewateru.com/sam-murphy Sam Murphy | Bluewater University |
200 | yes | 275 | 1 |
| https://www.bluewateru.com/scott-gietler Scott Gietler | Bluewater University |
200 | yes | 193 | 1 |
| https://www.bluewateru.com/todd-kortte Todd Kortte | Bluewater University |
200 | yes | 403 | 1 |
| https://www.bluewateru.com/bill-van-antwerp Bill Van Antwerp | Bluewater University |
200 | yes | 65 | 0 |
| https://www.bluewateru.com/classes-this-week Classes This Week | Bluewater University |
200 | yes | 124 | 0 |
| https://www.bluewateru.com/craig-dietrich Craig Dietrich | Bluewater University |
200 | yes | 195 | 0 |
| https://www.bluewateru.com/event-details/event-1 Event | Bluewater University |
200 | yes | 223 | 0 |
| https://www.bluewateru.com/instructors Instructors |
200 | yes | 284 | 0 |
| https://www.bluewateru.com/jenna-szerlag Jenna Szerlag | Bluewater University |
200 | yes | 194 | 0 |
| https://www.bluewateru.com/jose-antonio-castellano-garrido Jose Antonio Castellano Garrido | Bluewater University |
200 | yes | 248 | 0 |
| https://www.bluewateru.com/michael-chiado Michael Chiado | Bluewater University |
200 | yes | 124 | 0 |
| https://www.bluewateru.com/post/exploring-the-depths-of-cocos-island-scuba-diving-blog Exploring the Depths of Cocos Island | Scuba Diving Blog |
200 | yes | 612 | 0 |
| https://www.bluewateru.com/dan-anderson | 0 | no | 0 | 1 |
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