21ct.cc - robtex.com

21ct.cc

DNSSEC⚠️ Not signed
A172.247.41.25🇺🇸 CNSERVERSLLC172.247.0.0/16 cust proxy reg
NSns1.sharesdns.com ⭐
A154.23.191.194🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
A154.86.21.194🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
NSns2.sharesdns.com
A154.23.191.195🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
A154.86.21.195🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
SOAns1.sharesdns.comadmin@sharesdns.com serial=1633783682

cc

DNSSEC🔒 Signed (DS record present)
NSac1.nstld.com ⭐
NSac2.nstld.com
NSac3.nstld.com
NSac4.nstld.com
SOAac1.nstld.cominfo@verisign-grs.com serial=1773556888

Same first word

21ct.net
21ct.org
21ct.cn
21ct.cc
21ct.de
21ct.top
21ct.com.cn

Similar names

tc21.com
2c1t.com
ct21.cn
ct21.org
21tc.cn
ct21.com
tc21.cn
tc21.co.kr
t2c1.com
ct21.com.au
21tc.com
tc21.ru
ct12.cn
12ct.com

DNS History

15 records (3 active, 12 former)

20162017201820192020202120222023202420252026NSns1.sharesdns.comns2.sharesdns.comdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comns100.webnic.ccns101.webnic.ccns3.dns.comMXmx01.mail.alibaba.commx02.mail.alibaba.comA172.247.41.25205.164.14.72
○NSdns1.iidns.com2015-11-16 → 2016-12-27 · 7 obs
○ 2015-07-09 04:18:32
● 2015-11-16 19:40:24
● 2016-06-13 22:18:52
○ 2016-11-29 22:12:24
● 2016-12-27 01:57:02
○ 2018-01-19 07:02:22
○ 2026-03-21 09:38:26
○NSdns2.iidns.com2015-11-16 → 2016-12-27 · 7 obs
○ 2015-07-09 04:18:32
● 2015-11-16 19:40:24
● 2016-06-13 22:18:52
○ 2016-11-29 22:12:24
● 2016-12-27 01:57:02
○ 2018-01-19 07:02:22
○ 2026-03-21 09:38:26
○NSdns3.iidns.com2015-11-16 → 2016-12-27 · 7 obs
○ 2015-07-09 04:18:32
● 2015-11-16 19:40:24
● 2016-06-13 22:18:52
○ 2016-11-29 22:12:24
● 2016-12-27 01:57:02
○ 2018-01-19 07:02:22
○ 2026-03-21 09:38:26
○NSdns4.iidns.com2015-11-16 → 2016-12-27 · 7 obs
○ 2015-07-09 04:18:32
● 2015-11-16 19:40:24
● 2016-06-13 22:18:52
○ 2016-11-29 22:12:24
● 2016-12-27 01:57:02
○ 2018-01-19 07:02:22
○ 2026-03-21 09:38:26
○NSdns5.iidns.com2015-11-16 → 2016-12-27 · 7 obs
○ 2015-07-09 04:18:32
● 2015-11-16 19:40:24
● 2016-06-13 22:18:52
○ 2016-11-29 22:12:24
● 2016-12-27 01:57:02
○ 2018-01-19 07:02:22
○ 2026-03-21 09:38:26
○NSdns6.iidns.com2015-07-09 → 2016-12-27 · 6 obs
● 2015-07-09 04:18:32
● 2016-06-13 22:18:52
○ 2016-11-29 22:12:24
● 2016-12-27 01:57:02
○ 2018-01-19 07:02:22
○ 2026-03-21 09:38:26
●NSns1.sharesdns.com2026-03-11 → 2026-03-21 · 3 obs
○ 2018-01-19 07:02:22
● 2026-03-11 15:26:00
● 2026-03-21 09:38:26
○NSns100.webnic.cc2016-11-29 → 2016-11-29 · 4 obs
○ 2016-06-13 22:18:52
● 2016-11-29 22:12:24
○ 2016-12-27 01:57:02
○ 2026-03-21 09:38:26
○NSns101.webnic.cc2016-11-29 → 2016-11-29 · 4 obs
○ 2016-06-13 22:18:52
● 2016-11-29 22:12:24
○ 2016-12-27 01:57:02
○ 2026-03-21 09:38:26
●NSns2.sharesdns.com2026-03-11 → 2026-03-21 · 3 obs
○ 2018-01-19 07:02:22
● 2026-03-11 15:26:00
● 2026-03-21 09:38:26
○NSns3.dns.com2018-01-19 → 2018-01-19 · 4 obs
○ 2016-12-27 01:57:02
● 2018-01-19 07:02:22
○ 2026-03-11 15:26:00
○ 2026-03-21 09:38:26
○MXmx01.mail.alibaba.com2015-11-16 → 2018-01-19 · 7 obs
● 2015-11-16 19:40:24
● 2016-06-13 22:18:52
○ 2016-11-29 22:12:24
● 2016-12-27 01:57:02
● 2018-01-19 07:02:22
○ 2026-03-11 15:26:00
○ 2026-03-21 09:38:26
○MXmx02.mail.alibaba.com2015-11-16 → 2018-01-19 · 7 obs
● 2015-11-16 19:40:24
● 2016-06-13 22:18:52
○ 2016-11-29 22:12:24
● 2016-12-27 01:57:02
● 2018-01-19 07:02:22
○ 2026-03-11 15:26:00
○ 2026-03-21 09:38:26
●A172.247.41.252026-03-11 → 2026-03-21 · 3 obs
○ 2017-01-04 08:16:58
● 2026-03-11 15:26:00
● 2026-03-21 09:38:26
○A205.164.14.722016-11-29 → 2016-11-29 · 3 obs
● 2016-11-29 22:12:24
○ 2017-01-04 08:16:58
○ 2026-03-21 09:38:26

🔍 DNS Trace

Analysis

IP Addresses

21ct.cc points to a single IP: 172.247.41.25.

Other host names, such as guangzhouhonda.com.cn, share IP numbers with 21ct.cc.

Name Servers

Two name servers ns1.sharesdns.com and ns2.sharesdns.com handle delegation for 21ct.cc.

21ct.cc uses the same name server setup as other domains, for example beishanglaw.com, wo-400.com, cyfxbaw.com, yzsng.com and bokersports.com.

Host names with two IP numbers:

ns1.sharesdns.com points to: 154.23.191.194 and 154.86.21.194

ns2.sharesdns.com points to: 154.23.191.195 and 154.86.21.195