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https://nhm.ac.uk

SEO

· 7 checks — Canonical, meta, content depth, internal links, image SEO, and hreflang rolled into one auditable list.
SCORE
90
GRADE
A
FIX
0
REVIEW
1
PASS
5
INFO
1

Cross-tab audit — SEO, performance, crawlability, mobile, structured data

Checks
7
5 PASS 1 REVIEW
B
Image SEO
22 images, 10 descriptive filenames
REVIEW
22 images, 10 descriptive filenames
Warning::
55% of images have non-descriptive filenames
Search engines use filenames as a signal. Rename to descriptive names like 'team-photo.jpg'.
10 descriptive
0 hash-based
12 generic
22 total
FilenameQualityAltIssues
imagegeneric✓1
Current: image
Suggested: next.jpg
imagegeneric✓1
Current: image
Suggested: next.jpg
imagegeneric✓1
Current: image
Suggested: next.jpg
imagegeneric✓1
Current: image
Suggested: next.jpg
imagegeneric✓1
Current: image
Suggested: next.jpg
imagegeneric✓1
Current: image
Suggested: next.jpg
imagegeneric✓1
Current: image
Suggested: next.jpg
imagegeneric✓1
Current: image
Suggested: next.jpg
imagegeneric✓1
Current: image
Suggested: next.jpg
imagegeneric✓1
Current: image
Suggested: next.jpg
imagegeneric✓1
Current: image
Suggested: next.jpg
imagegeneric✓1
Current: image
Suggested: next.jpg

See Accessibility tab for detailed alt text quality analysis.

Search engines use filenames as a signal. Rename to descriptive names like 'team-photo.jpg'.

Why this matters

Most image filenames are non-descriptive (hash/IMG_X) — small SEO miss for Image Search ranking.

Source: Google Image SEO

A+
Canonical URL
Properly configured
PASS
Properly configured
Info::
Canonical tag present
Got: https://www.nhm.ac.uk/
Info::
Canonical is self-referencing
Info::
Canonical matches final URL after redirects
Info::
Canonical target returns 200
Info::
Canonical points to a different domain
Canonical URL Configured
Page URL https://nhm.ac.uk Canonical https://www.nhm.ac.uk/ Match Self-referencing (correct) Target 200 ✓
A
Meta Tags
Title: 29 chars
PASS
Title: 29 chars
Info::
Page title is set
Got: Home | Natural History Museum
Warning::
Title is only 29 characters — consider expanding
Info::
Title and H1 are well-aligned
Title

"Home | Natural History Museum"

29 characters Too short
Title: Home | Natural History Museum
H1: Natural History Museum homepage
Match: Similar ✓
Robots: Indexable (no restrictions)
A
Content Depth
1000 words, Very Difficult
PASS
1000 words, Very Difficult
Info::
Page has 1000 words — good depth for search engines
Info::
Text-to-HTML ratio is 1%
Very low ratio suggests heavy framework overhead or boilerplate.
Info::
Reading level: Very Difficult (grade 30)
1000 words

Good depth

Reading level

Very Easy
Easy
Fairly Easy
Standard
Fairly Difficult
Difficult
Very Difficult

Grade 30

Text-to-HTML Ratio

1% text 99% HTML

6 KB / 489 KB

Very low ratio suggests heavy framework overhead or boilerplate.

Why this matters

Informational: ratio of visible text bytes to total HTML bytes. Very low ratios suggest excessive markup overhead.

A+
Schema Markup Audit
Per-type completeness vs Schema.org requirements + rich-result eligibility
PASS

No structured data detected

Without JSON-LD or microdata, this page can't qualify for any of Google's rich result formats. Even basic Organization or WebSite schema is a quick win.

Hreflang
0 hreflang tags
INFO
0 hreflang tags

No hreflang tags detected.

Hreflang tags are only needed for multilingual or multi-regional sites.

All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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