Domain report
purecss.io
purecss.io ranks in the top 0.38% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 4 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.38%
- Hosts observed
- 4
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://purecss.io/ answered with HTTP 200.
DNS records
- A
- 76.223.84.192
- 13.248.158.7
- AAAA
- No records found.
- MX
- 0 .
- NS
- ns1.yahoo.com.
- ns5.yahoo.com.
- ns4.yahoo.com.
- ns2.yahoo.com.
- ns3.yahoo.com.
Live preview
This is a live, sandboxed embed of purecss.io — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
No RDAP (WHOIS) data is available for purecss.io.
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html; charset=utf-8
- Cache-Control
- max-age=600
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- max-age=31556952
- X-Frame-Options
- Not sent
- X-Content-Type-Options
- Not sent
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://purecss.io/HTTP 301→ https://pure-css.github.io/
- 2.
https://pure-css.github.io/HTTP 200
Meta tags
- Title
- Pure
- Description
- Pure is a ridiculously tiny CSS library you can use to start any web project.
- Canonical
- https://pure-css.github.io/
- Robots
- Not set
- Generator
- Docusaurus v3.10.2
- Open Graph title
- Pure
- Open Graph description
- Pure is a ridiculously tiny CSS library you can use to start any web project.
- Open Graph image
- Not set
- Open Graph type
- Not set
- Twitter card
- summary_large_image
- Twitter title
- Not set
- Twitter image
- Not set
robots.txt
- Disallow rules (User-agent: *)
- 0
- Disallow rules (other agents)
- 0
No Sitemap declared in robots.txt.
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- Google Analyticsanalytics
Found "www.google-analytics.com" in the page's HTML
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.