https://nghttp2.org
SEO
· 7 checks — Canonical, meta, content depth, internal links, image SEO, and hreflang rolled into one auditable list.SCORE
86
GRADE
B
FIX
1
REVIEW
0
PASS
5
INFO
1
Cross-tab audit — SEO, performance, crawlability, mobile, structured data
Checks
75 PASS 1 FIX
DContent DepthAction199 words, StandardFIX
Content Depth
Action199 words, Standard
199 words, Standard
Warning::
Page has 199 words — thin content
Most well-ranking pages have 300+ words of substantive content.
Info::
Reading level: Standard (grade 6)
Warning::
Thin content — only 199 words
Got: 199 words
Thin content
Reading level
Very Easy
Easy
Fairly Easy
Standard
Fairly Difficult
Difficult
Very Difficult
Grade 6
Text-to-HTML Ratio
17% text 83% HTML
1 KB / 7 KB
Most well-ranking pages have 300+ words of substantive content.
Why this matters
Thin content (<300 words) rarely ranks — Google quality guidelines explicitly call out thin pages.
Source: Google Search Quality Guidelines
ACanonical URLMinor issuesPASS
Canonical URL
Minor issues
Minor issues
Info::
Canonical tag present
Got: //nghttp2.org
Warning::
Canonical does not match final URL (https://nghttp2.org)
Canonical URL Problem
Page URL https://nghttp2.org Canonical //nghttp2.org Match Points to a different page
A+Meta TagsTitle optimizedPASS
Meta Tags
Title optimized
Title optimized
Info::
Page title is set
Got: Nghttp2: HTTP/2 C Library - nghttp2.org
Info::
Title length (39 chars) is optimal
Info::
Title and H1 are well-aligned
Title
"Nghttp2: HTTP/2 C Library - nghttp2.org"
39 characters Optimal ✓
Title: Nghttp2: HTTP/2 C Library - nghttp2.org
H1: nghttp2.org
Match: Similar ✓
Robots: Indexable (no restrictions)
A+Internal Links18 internal, 8 externalPASS
Internal Links
18 internal, 8 external
18 internal, 8 external
Info::
18 internal links (69%)
Info::
100% of links use descriptive anchor text
Info::
18 internal / 8 external links
Link Distribution
69% internal (18) 31% external (8)
Anchor Text Quality
26 Descriptive
Most Linked Internal Pages
| # | URL | Links |
|---|---|---|
| 1 | / | 2 |
| 2 | /documentation/apiref.html | 1 |
| 3 | /documentation/nghttp.1.html | 1 |
| 4 | /blog/2026/03/18/nghttp2-v1-68-1/ | 1 |
| 5 | /blog/2025/10/25/nghttp2-v1-68-0/ | 1 |
| 6 | /httpbin | 1 |
| 7 | /atom.xml | 1 |
| 8 | /documentation/nghttpx.1.html | 1 |
| 9 | /documentation/h2load.1.html | 1 |
| 10 | /blog/2025/09/15/nghttp2-v1-67-1/ | 1 |
Top External Domains
| Domain | Links |
|---|---|
| github.com | 3 |
| tools.ietf.org | 3 |
| twitter.com | 1 |
| octopress.org | 1 |
A+Image SEONo imagesPASS
Image SEO
No images
No images
Info::
No images on this page
No images on this page.
A+Schema Markup AuditPer-type completeness vs Schema.org requirements + rich-result eligibilityPASS
Schema Markup Audit
Per-type completeness vs Schema.org requirements + rich-result eligibility
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.
Hreflang0 hreflang tagsINFO
Hreflang
0 hreflang tags
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.