costan.cn - robtex.com

costan.cn

DNSSEC⚠️ Not signed
A154.199.246.129🇳🇱 AS398823154.199.224.0/19 Fastmos Co Limited
NSns1.nowcndns.com ⭐
A1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network
A218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
A218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
NSns2.nowcndns.com
A61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network
PTR11.128.158.61.ha.cnc
A183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)
A211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object
SOAns1.nowcndns.comadmin@nowcndns.com serial=1764338967

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034668399

Same first word

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costan.com
costan.de
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costan.cn
costan.se
costan.co.uk
costan.ch
costan.us

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DNS History

6 records (3 active, 3 former)

202120222023202420252026NSns1.nowcndns.comns2.nowcndns.comns3.dnsdun.comns3.dnsdun.netA154.199.246.129155.159.92.44
●NSns1.nowcndns.com2026-04-05 → 2026-04-14 · 3 obs
○ 2020-01-04 06:56:50
● 2026-04-05 00:22:38
● 2026-04-14 05:10:58
●NSns2.nowcndns.com2026-04-05 → 2026-04-14 · 3 obs
○ 2020-01-04 06:56:50
● 2026-04-05 00:22:38
● 2026-04-14 05:10:58
○NSns3.dnsdun.com2020-01-04 → 2020-01-04 · 3 obs
● 2020-01-04 06:56:50
○ 2026-04-05 00:22:38
○ 2026-04-14 05:10:58
○NSns3.dnsdun.net2020-01-04 → 2020-01-04 · 3 obs
● 2020-01-04 06:56:50
○ 2026-04-05 00:22:38
○ 2026-04-14 05:10:58
●A154.199.246.1292026-04-05 → 2026-04-14 · 3 obs
○ 2020-01-04 06:56:50
● 2026-04-05 00:22:38
● 2026-04-14 05:10:58
○A155.159.92.442020-01-04 → 2020-01-04 · 3 obs
● 2020-01-04 06:56:50
○ 2026-04-05 00:22:38
○ 2026-04-14 05:10:58

🔍 DNS Trace

Analysis

IP Addresses

costan.cn resolves to one IP number: 154.199.246.129.

Name Servers

costan.cn is delegated to two name servers ns1.nowcndns.com and ns2.nowcndns.com.

costan.cn shares the same name server setup as other domains, for instance yupite.com.cn, 13jkrh8.cn, djlr96.cn, gsmu.cn and kkrg.com.cn.

costan.cn at least partially shares name servers with other domains, for instance megbook.com.hk.

Host names with three IPs:

ns1.nowcndns.com points to 1.193.216.204, 218.98.111.129 and 218.98.111.138.

ns2.nowcndns.com points to 61.158.128.11, 183.253.57.202 and 211.99.99.38.