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https://nngroup.com

SEO

· 7 checks — Canonical, meta, content depth, internal links, image SEO, and hreflang rolled into one auditable list.
SCORE
86
GRADE
B
FIX
0
REVIEW
2
PASS
4
INFO
1

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

Checks
7
4 PASS 2 REVIEW
B
Canonical URL
Minor issues
REVIEW
Minor issues
Warning::
No canonical tag found
Search engines will determine the canonical URL themselves, which may cause duplicate content issues.
No Canonical URL Set
Page URL https://nngroup.com Canonical (not set)

Search engines will determine the canonical URL themselves, which may cause duplicate content issues.

Why this matters

Without a canonical, Google may treat each URL variant (with/without slash, with tracking params, http/https) as duplicate content and split ranking.

Learn more ▾

A canonical link tells Google which URL is the 'real' one when multiple URLs serve identical content. Without it, link equity gets split across variants and none of them rank as well as a single canonical version would. One <link rel="canonical"> tag in <head> covers it.

Source: Google Search Central

C
Content Depth
Action
716 words, Difficult
REVIEW
716 words, Difficult
Info::
Page has 716 words of content
Info::
Text-to-HTML ratio is 4%
Very low ratio suggests heavy framework overhead or boilerplate.
Info::
Reading level: Difficult (grade 14)
716 words

Good depth

Reading level

Very Easy
Easy
Fairly Easy
Standard
Fairly Difficult
Difficult
Very Difficult

Grade 14

Text-to-HTML Ratio

4% text 96% HTML

5 KB / 114 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
Meta Tags
Title: 20 chars
PASS
Title: 20 chars
Info::
Page title is set
Got: Nielsen Norman Group
Warning::
Title is only 20 characters — consider expanding
Info::
Title and H1 have very different wording
Alignment helps users confirm they've reached the right page.
Title

"Nielsen Norman Group"

20 characters Too short
Title: Nielsen Norman Group
H1: Research-based, results-driven UX guidance and training.
Match: Very different
Robots: Indexable (no restrictions)

Alignment helps users confirm they've reached the right page.

Why this matters

Title and H1 disagree significantly — Google may treat one as the canonical topic and the other as off-topic, weakening ranking.

Learn more ▾

Title is the SERP headline; H1 is the on-page headline. They should describe the same page. Large divergence (different topics, different keywords) signals confusion and Google may rewrite the title in SERP. Align both to the same primary topic.

Source: Google Search Central / on-page SEO

A+
Image SEO
11 images, 11 descriptive filenames
PASS
11 images, 11 descriptive filenames
Info::
All images have descriptive filenames
11 descriptive
0 hash-based
0 generic
11 total
All images have descriptive filenames and proper SEO attributes.

See Accessibility tab for detailed alt text quality analysis.

A+
Schema Markup Audit
1 schema types detected
PASS

Detected schema types

EducationalOrganization json-ld
0/0 required
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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