rubydoc.info
RubyDoc.info: Documenting RubyGems, Stdlib, and GitHub Projects
Last scanned Jul 26, 2026, 5:17 AM · 1 view
Overall score
Fair
Summary
Documenting RubyGems, Stdlib, and GitHub Projects. This website uses Google Analytics behind Cloudflare CDN. SEO is fair (70/100) and accessibility is fair (50/100). Security scores excellent (90/100) and performance good (80/100). Top issue: Title longer than 60 characters.
Documenting RubyGems, Stdlib, and GitHub Projects
Top issues to fix
8 issues found · 3 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Over half of images are missing alt text
AccessibilityAdd alt attributes to images — screen readers depend on them, and they help image SEO.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+2 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
1.22 s
Security
HTTPS & header checks
Accessibility
3 issue(s) found
Organization
Company details published in this site's own structured data.
Documenting RubyGems, Stdlib, and GitHub Projects
Meta tags
- Title
- RubyDoc.info: Documenting RubyGems, Stdlib, and GitHub Projects
- Description
- Documenting RubyGems, Stdlib, and GitHub Projects
- Canonical
- https://rubydoc.info/
- Language
- Charset
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- index, follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- IP address
- 104.21.10.149
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX |
|
| TXT |
|
| NS |
|
| CAA |
|
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- rubydoc.info
- Valid from
- Jul 22, 2026
- Valid to
- Oct 20, 2026
- Days until expiry
- 85
- SAN domains
- rubydoc.info, *.rubydoc.info
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 2 · H3 0
Links
141 internal · 106 external · 2 broken
Images
204 total · 202 missing alt
Scripts / Styles
5 scripts · 3 stylesheets
JS / CSS size
32.3 KB · 251 B
Page size
83.3 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 9
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- No H1 heading found
- No structured data (JSON-LD) found
- sitemap.xml not found
Accessibility issues
- Over half of images are missing alt text
- No H1 heading found
- Missing <html lang> attribute
Scan details
- Requested URL
- https://rubydoc.info
- Final URL
- https://rubydoc.info
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.22 s
- HTML size
- 83.3 KB
- Redirect chain
- https://rubydoc.info
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does rubydoc.info use?
- rubydoc.info is built with Google Analytics, Cloudflare Analytics.
- Is rubydoc.info secure (HTTPS)?
- Yes. rubydoc.info uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 20, 2026.
- Who hosts rubydoc.info?
- Hosting provider information for rubydoc.info is not available yet.
- What is rubydoc.info's SEO score?
- rubydoc.info scored 70/100 for SEO in the latest analysis (fair).
- What is rubydoc.info's overall website score?
- rubydoc.info has an overall SiteGraph score of 74/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card