Domain report
postf.org
postf.org ranks in the top 0.072% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 2 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.072%
- 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://postf.org/ answered with HTTP 200.
DNS records
- A
- 203.245.44.84
- AAAA
- No records found.
- MX
- 10 antispam.posco.net.
- NS
- ns-1369.awsdns-43.org.
- ns-1927.awsdns-48.co.uk.
- ns-25.awsdns-03.com.
- ns-578.awsdns-08.net.
Live preview
This is a live, sandboxed embed of postf.org — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
- Registrar
- Whois Corp.
- Registered
- 2005-08-29
- Expires
- 2028-08-29
- Last changed
- 2026-09-08
Nameservers: ns-1369.awsdns-43.org, ns-1927.awsdns-48.co.uk, ns-25.awsdns-03.com, ns-578.awsdns-08.net
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
- 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://postf.org/HTTP 200
Meta tags
- Title
- 포스코청암재단
- Description
- 포스코청암재단은 국내를 너머 아시아로 넓힌 글로벌 장학∙학술∙문화사업을 통해 인재육성, 아시아 네트워킹, 참여와 나눔의 글로벌 공헌과제를 '행복한 짐'으로 짊어지겠습니다
- Canonical
- Not set
- Robots
- Not set
- Generator
- NXCMS2.0b
- Open Graph title
- 포스코청암재단
- Open Graph description
- 포스코청암재단은 국내를 너머 아시아로 넓힌 글로벌 장학∙학술∙문화사업을 통해 인재육성, 아시아 네트워킹, 참여와 나눔의 글로벌 공헌과제를 '행복한 짐'으로 짊어지겠습니다
- Open Graph image
- https://www.postf.org/uploads/media/og_image.jpg
- Open Graph type
- website
- Twitter card
- photo
- Twitter title
- 포스코청암재단
- Twitter image
- https://www.postf.org/uploads/media/og_image.jpg
robots.txt
- Disallow rules (User-agent: *)
- 2
- 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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Similar connectivity
Domains ranked just above and below it in the same snapshot.