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https://merck.com

SEO

· 7 checks — Canonical, meta, content depth, internal links, image SEO, and hreflang rolled into one auditable list.
SCORE
94
GRADE
A
FIX
0
REVIEW
0
PASS
6
INFO
1

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

Checks
7
6 PASS
A+
Canonical URL
Properly configured
PASS
Properly configured
Info::
Canonical tag present
Got: https://www.merck.com/
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://merck.com Canonical https://www.merck.com/ Match Self-referencing (correct) Target 200 ✓
A
Meta Tags
Title: 12 chars
PASS
Title: 12 chars
Info::
Page title is set
Got: Merck | Home
Warning::
Title is only 12 characters — consider expanding
Title

"Merck | Home"

12 characters Too short
Robots: Indexable (no restrictions)
A
Content Depth
1251 words, Very Difficult
PASS
1251 words, Very Difficult
Info::
Page has 1251 words — good depth for search engines
Info::
Text-to-HTML ratio is 4%
Very low ratio suggests heavy framework overhead or boilerplate.
Info::
Reading level: Very Difficult (grade 16)
1251 words

Good depth

Reading level

Very Easy
Easy
Fairly Easy
Standard
Fairly Difficult
Difficult
Very Difficult

Grade 16

Text-to-HTML Ratio

4% text 96% HTML

8 KB / 216 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+
Image SEO
29 images, 29 descriptive filenames
PASS
29 images, 29 descriptive filenames
Info::
All images have descriptive filenames
29 descriptive
0 hash-based
0 generic
29 total
All images have descriptive filenames and proper SEO attributes.

See Accessibility tab for detailed alt text quality analysis.

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.

Missing schema opportunities

  • moderate

    VideoObject

    Page embeds video content that could be marked up as VideoObject

    Videos appear in the video carousel and have a thumbnail badge

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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