Domain report
css3please.com
css3please.com ranks in the top 0.30% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 2 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.30%
- Hosts observed
- 2
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://css3please.com/ answered with HTTP 200.
DNS records
- A
- 172.67.133.233
- 104.21.5.220
- AAAA
- 2606:4700:3031::ac43:85e9
- 2606:4700:3037::6815:5dc
- MX
- No records found.
- NS
- lara.ns.cloudflare.com.
- todd.ns.cloudflare.com.
Live preview
This is a live, sandboxed embed of css3please.com — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
- Registrar
- NameCheap, Inc.
- Registered
- 2010-02-05
- Expires
- 2027-02-05
- Last changed
- 2026-01-06
Nameservers: LARA.NS.CLOUDFLARE.COM, TODD.NS.CLOUDFLARE.COM
Status: client transfer prohibited
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
- Not sent
- X-Frame-Options
- Not sent
- X-Content-Type-Options
- Not sent
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://css3please.com/HTTP 301→ https://css3please.com/
- 2.
https://css3please.com/HTTP 200
Meta tags
- Title
- CSS3 Please! The Cross-Browser CSS3 Rule Generator
- Description
- Not set
- Canonical
- Not set
- Robots
- Not set
- Generator
- Not set
- Open Graph title
- Not set
- Open Graph description
- Not set
- Open Graph image
- Not set
- Open Graph type
- Not set
- Twitter card
- Not set
- 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
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