Domain report

tkdcon.net

tkdcon.net ranks in the top 0.16% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 3 distinct hosts observed under it.

Explore tkdcon.net in the Web Graph

Connectivity

#216,523harmonic-centrality rank

Top percentile: 0.16%
Hosts observed: 3

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://tkdcon.net/ answered with HTTP 200.

DNS records

A: 183.111.104.145
AAAA: No records found.
MX: 10 mail.tkdcon.net.
NS: ns.gabia.co.kr.
ns1.gabia.co.kr.
ns.gabia.net.

Live preview

This site sends "X-Frame-Options: ALLOW-FROM https://pg.easypay.co.kr", which blocks embedding it here.

Since tkdcon.net can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

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: no-store, no-cache
Content-Encoding: Not sent

Security

Content-Security-Policy: Not sent
Strict-Transport-Security: max-age=31536000; includeSubDomains
X-Frame-Options: ALLOW-FROM https://pg.easypay.co.kr
X-Content-Type-Options: Not sent
Referrer-Policy: Not sent
Permissions-Policy: Not sent

What each security header does

Redirect chain

1.http://tkdcon.net/HTTP 200

robots.txt

Disallow rules (User-agent: *): 0
Disallow rules (other agents): 0

Sitemap declared:

https://tkdcon.net/sitemap.xml

Technology detected

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

Cloudflarecdn
Server: cloudflare
Java (JSP/Servlet)other
Cookie set: JSESSIONID

Similar connectivity

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