thcf.com.cn - robtex.com

thcf.com.cn

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:1927🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:dea9🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.25.39Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.222.169🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdecker.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c9b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdecker.ns.cloudflare.com
A2803:f800:50::6ca2:c39b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdecker.ns.cloudflare.com
A2a06:98c1:50::ac40:239b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdecker.ns.cloudflare.com
A108.162.195.155🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdecker.ns.cloudflare.com
A162.159.44.155Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdecker.ns.cloudflare.com
A172.64.35.155🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdecker.ns.cloudflare.com
NSteagan.ns.cloudflare.com
A2606:4700:50::a29f:26ae🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRteagan.ns.cloudflare.com
A2803:f800:50::6ca2:c2ae🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRteagan.ns.cloudflare.com
A2a06:98c1:50::ac40:22ae🇺🇸 Cloudflare2a06:98c1:50::/45
PTRteagan.ns.cloudflare.com
A108.162.194.174🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRteagan.ns.cloudflare.com
A162.159.38.174Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRteagan.ns.cloudflare.com
A172.64.34.174🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRteagan.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.25.39, 172.67.222.169
IPv6 hints2606:4700:3031::6815:1927, 2606:4700:3031::ac43:dea9
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=45, name=cloudflare-ech.com
SOAdecker.ns.cloudflare.comdns@cloudflare.com serial=2409198872

com.cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐ ⚠️ Not in parent delegation
NSb.dns.cn ⚠️ Not in parent delegation
NSc.dns.cn ⚠️ Not in parent delegation
NScns.cernet.net ⚠️ Not in parent delegation
NSd.dns.cn ⚠️ Not in parent delegation
NSe.dns.cn ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2030688041
WOT: NOT_SAFE (20/100)

Same first word

thcf.org
thcf.cn
thcf.nl
thcf.ca
thcf.com.cn

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ftch.info
thfc.net
hctf.ca
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ctfh.fr
fthc.myshopify.com
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hctf.edu.vn
hftc.jp
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ctfh.com
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fcht.com.tw
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cfht.org
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htfc.nl
hcft.net
ftch.com
fhtc.com
chtf.com
thfc.in
tchf.com
chft.coop

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NSdecker.ns.cloudflare.comteagan.ns.cloudflare.comns1.myhostadmin.netns2.myhostadmin.netns3.myhostadmin.netns4.myhostadmin.netns5.myhostadmin.netns6.myhostadmin.netMXmail.skrimple.comA104.21.25.39172.67.222.1692606:4700:3031::6815:19272606:4700:3031::ac43:dea9184.105.178.852606:4700:3032::ac43:dea92606:4700:3036::6815:1927
●NSdecker.ns.cloudflare.com2026-05-17 → 2026-07-16 · 3 obs
○ 2020-01-31 12:00:38
● 2026-05-17 02:21:28
● 2026-07-16 02:45:34
○NSns1.myhostadmin.net2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 12:00:38
○ 2026-05-17 02:21:28
○ 2026-07-16 02:45:34
○NSns2.myhostadmin.net2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 12:00:38
○ 2026-05-17 02:21:28
○ 2026-07-16 02:45:34
○NSns3.myhostadmin.net2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 12:00:38
○ 2026-05-17 02:21:28
○ 2026-07-16 02:45:34
○NSns4.myhostadmin.net2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 12:00:38
○ 2026-05-17 02:21:28
○ 2026-07-16 02:45:34
○NSns5.myhostadmin.net2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 12:00:38
○ 2026-05-17 02:21:28
○ 2026-07-16 02:45:34
○NSns6.myhostadmin.net2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 12:00:38
○ 2026-05-17 02:21:28
○ 2026-07-16 02:45:34
●NSteagan.ns.cloudflare.com2026-05-17 → 2026-07-16 · 3 obs
○ 2020-01-31 12:00:38
● 2026-05-17 02:21:28
● 2026-07-16 02:45:34
○MXmail.skrimple.com2015-04-21 → 2015-04-21 · 3 obs
● 2015-04-21 23:01:00
○ 2020-01-31 12:00:38
○ 2026-07-16 02:45:34
●A104.21.25.392026-05-17 → 2026-07-16 · 3 obs
○ 2015-04-21 23:01:00
● 2026-05-17 02:21:28
● 2026-07-16 02:45:34
●A172.67.222.1692026-05-17 → 2026-07-16 · 3 obs
○ 2015-04-21 23:01:00
● 2026-05-17 02:21:28
● 2026-07-16 02:45:34
○A184.105.178.852015-04-21 → 2015-04-21 · 3 obs
● 2015-04-21 23:01:00
○ 2026-05-17 02:21:28
○ 2026-07-16 02:45:34
●A2606:4700:3031::6815:19272026-06-29 → 2026-07-16 · 3 obs
○ 2026-06-16 00:37:50
● 2026-06-29 19:35:24
● 2026-07-16 02:45:34
●A2606:4700:3031::ac43:dea92026-06-29 → 2026-07-16 · 3 obs
○ 2026-06-16 00:37:50
● 2026-06-29 19:35:24
● 2026-07-16 02:45:34
○A2606:4700:3032::ac43:dea92026-05-17 → 2026-06-16 · 5 obs
○ 2015-04-21 23:01:00
● 2026-05-17 02:21:28
● 2026-06-16 00:37:50
○ 2026-06-29 19:35:24
○ 2026-07-16 02:45:34
○A2606:4700:3036::6815:19272026-05-17 → 2026-06-16 · 5 obs
○ 2015-04-21 23:01:00
● 2026-05-17 02:21:28
● 2026-06-16 00:37:50
○ 2026-06-29 19:35:24
○ 2026-07-16 02:45:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn...-
thcf.com.cndecker.ns.cloudflare.com, teagan.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.155

NS records: decker.ns.cloudflare.com, teagan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thcf.com.cn (unsigned zone)

⏱️ Timing

Total: 872ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.222.169, 104.21.25.39
AAAA22606:4700:3031::ac43:dea9, 2606:4700:3031::6815:1927
NS2decker.ns.cloudflare.com, teagan.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1decker.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

thcf.com.cn resolves to four IP addresses: 104.21.25.39, 172.67.222.169, 2606:4700:3031::6815:1927 and 2606:4700:3031::ac43:dea9.

aidataclustering.com, artspacenewhaven.org, ns2.mueblessanantonio.es plus two other host names have IP numbers in common with thcf.com.cn.

Name Servers

thcf.com.cn is served by two delegated name servers, decker.ns.cloudflare.com and teagan.ns.cloudflare.com.

The name server configuration of thcf.com.cn is shared with other domains, for instance pgk76.live, gyppp.com.cn, conosur.com.cn and two others.

thcf.com.cn partially shares its NS delegation with several other domains, including xummrhs.asia, umpire.org, magisapks.com.co and two others.

The name servers amos.ns.cloudflare.com, carl.ns.cloudflare.com, malavika.ns.cloudflare.com and lara.ns.cloudflare.com are often found in use alongside these name servers.

Hosts with 6 IP addresses each:

decker.ns.cloudflare.com carries IP addresses 108.162.195.155, 162.159.44.155 and 172.64.35.155, with 3 other addresses beyond those.

teagan.ns.cloudflare.com carries IP addresses 108.162.194.174, 162.159.38.174 and 172.64.34.174, with 3 other addresses beyond those.