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Domain report

openknowledge.hk

openknowledge.hk ranks in the top 0.14% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 5 distinct hosts observed under it.

Explore openknowledge.hk in the Web Graph

Connectivity

#185,329harmonic-centrality rank
Top percentile
0.14%
Hosts observed
5

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://openknowledge.hk/ answered with HTTP 200.

DNS records

A
  • 116.251.204.41
AAAA
No records found.
MX
  • 0 mail.openknowledge.hk.
NS
  • ns1.s217.sureserver.com.
  • ns2.s217.sureserver.com.

Live preview

This is a live, sandboxed embed of openknowledge.hk — not a copy. What it shows can change any time the site itself does.

Domain registration (WHOIS / RDAP)

RDAP lookup failed (HTTP 429).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=UTF-8
Cache-Control
public,max-age=0,must-revalidate
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
nosniff
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://openknowledge.hk/HTTP 302

    → https://openknowledge.wixsite.com/openknowledge

  2. 2.https://openknowledge.wixsite.com/openknowledgeHTTP 200

Meta tags

Title
知識共享協會
Description
知識共享協會
Canonical
https://openknowledge.wixsite.com/openknowledge
Robots
Not set
Generator
Wix.com Website Builder
Open Graph title
知識共享協會
Open Graph description
知識共享協會
Open Graph image
Not set
Open Graph type
website
Twitter card
summary_large_image
Twitter title
知識共享協會
Twitter image
Not set

robots.txt

openknowledge.hk has no robots.txt.

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • Wixcms

    <meta name="generator"> = "Wix.com Website Builder"

  • Cloudflare Bot Managementcdn

    Cookie set: __cf_bm

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.