Domain report
css.or.kr
css.or.kr ranks in the top 0.14% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 2 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.14%
- 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://css.or.kr/ answered with HTTP 200.
DNS records
- A
- 52.78.244.94
- AAAA
- No records found.
- MX
- No records found.
- NS
- ns-1452.awsdns-53.org.
- ns-1836.awsdns-37.co.uk.
- ns-188.awsdns-23.com.
- ns-749.awsdns-29.net.
Live preview
This is a live, sandboxed embed of css.or.kr — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
- Registrar
- Unknown
- Registered
- 2015-07-20
- Expires
- 2027-07-20
- Last changed
- 2024-11-18
Nameservers: ns-188.awsdns-23.com, ns-749.awsdns-29.net, ns-1452.awsdns-53.org, ns-1836.awsdns-37.co.uk
Status: active
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html; charset=UTF-8
- Cache-Control
- no-store, no-cache, must-revalidate
- 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://css.or.kr/HTTP 301→ https://css.or.kr/
- 2.
https://css.or.kr/HTTP 200
Meta tags
- Title
- Computer System Society
- Description
- Not set
- Canonical
- Not set
- Robots
- max-image-preview:large
- Generator
- WordPress 5.8.18
- 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
Sitemap declared:
https://css.or.kr/sitemap.xml
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- WordPresscms
<meta name="generator"> = "WordPress 5.8.18"
- PHPother
Cookie set: PHPSESSID
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