20837.cn - robtex.com

20837.cn

DNSSEC⚠️ Not signed
NSn1.xundns.com ⭐
A2409:8c44:1b00:601:1:1110:609:6027🇨🇳 CHINAMOBILE-CN2409:8c44:1b00::/48 CMI (Customer Route)
A2604:86c0:5001:11::2659:466b🇺🇸 AS630232604:86c0:5000::/36 GTHOST-SEA
A38.89.70.107🇺🇸 AS6302338.89.70.0/24 Route Registered for Cogent Communications Customer - GlobalTelehost Corp
PTR107-70-89-38.clients.gthost.com
A42.240.163.163🇨🇳 CHINANET-Guangdong-GuangZhou-IDC42.240.160.0/20 Guangzhou IDC of ChinaUnicom
A111.6.96.27🇨🇳 CHINAMOBILE-CN111.6.96.0/21 CMI (Customer Route)
NSn2.xundns.com
A2408:8621:0:42:e401:813:0:25🇨🇳 CHINA169-Backbone2408:8621::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street
A2408:8722:1801:10:4:611:6303:181🇨🇳 CHINA169-Backbone2408:8722::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street
A2604:86c0:6001:8::a9c5:8e51🇺🇸 AS630232604:86c0:6000::/36 GTHOST-SCL
A61.163.30.181🇨🇳 CHINA169-Backbone61.163.0.0/16 CNC Group CHINA169 Henan Province Network
PTRhn.ly.kd.adsl
A122.114.39.7🇨🇳 CHINA169-Backbone122.114.0.0/16 route of Chinaunicomroute of Chinaunicom
A169.197.142.81🇺🇸 AS63023169.197.142.0/24 GlobalTeleHost
PTR81-142-197-169.clients.gthost.com
SOAn1.xundns.comnsadmin@xundns.com serial=437896

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=2035098060

Same first word

20837.cn

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DNS History

14 records (2 active, 12 former)

20162017201820192020202120222023202420252026NSn1.xundns.comn2.xundns.comdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comns3.dns.comA198.148.92.53198.148.92.56198.148.92.58198.148.92.62CNAMEfw.ename.net
○NSdns1.iidns.com2015-08-08 → 2015-12-12 · 4 obs
● 2015-08-08 03:02:22
● 2015-12-12 09:39:50
○ 2018-01-09 22:27:24
○ 2026-07-27 22:02:16
○NSdns2.iidns.com2015-08-08 → 2015-12-12 · 4 obs
● 2015-08-08 03:02:22
● 2015-12-12 09:39:50
○ 2018-01-09 22:27:24
○ 2026-07-27 22:02:16
○NSdns3.iidns.com2015-08-08 → 2015-12-12 · 4 obs
● 2015-08-08 03:02:22
● 2015-12-12 09:39:50
○ 2018-01-09 22:27:24
○ 2026-07-27 22:02:16
○NSdns4.iidns.com2015-08-08 → 2015-12-12 · 4 obs
● 2015-08-08 03:02:22
● 2015-12-12 09:39:50
○ 2018-01-09 22:27:24
○ 2026-07-27 22:02:16
○NSdns5.iidns.com2015-08-08 → 2015-12-12 · 4 obs
● 2015-08-08 03:02:22
● 2015-12-12 09:39:50
○ 2018-01-09 22:27:24
○ 2026-07-27 22:02:16
○NSdns6.iidns.com2015-08-08 → 2015-12-12 · 4 obs
● 2015-08-08 03:02:22
● 2015-12-12 09:39:50
○ 2018-01-09 22:27:24
○ 2026-07-27 22:02:16
●NSn1.xundns.com2026-07-10 → 2026-07-27 · 3 obs
○ 2018-01-09 22:27:24
● 2026-07-10 19:23:34
● 2026-07-27 22:02:16
●NSn2.xundns.com2026-07-10 → 2026-07-27 · 3 obs
○ 2018-01-09 22:27:24
● 2026-07-10 19:23:34
● 2026-07-27 22:02:16
○NSns3.dns.com2018-01-09 → 2018-01-09 · 4 obs
○ 2015-12-12 09:39:50
● 2018-01-09 22:27:24
○ 2026-07-10 19:23:34
○ 2026-07-27 22:02:16
○A198.148.92.532015-08-08 → 2015-08-08 · 3 obs
● 2015-08-08 03:02:22
○ 2018-01-09 22:27:24
○ 2026-07-27 22:02:16
○A198.148.92.562015-08-08 → 2015-08-08 · 3 obs
● 2015-08-08 03:02:22
○ 2018-01-09 22:27:24
○ 2026-07-27 22:02:16
○A198.148.92.582015-08-08 → 2015-08-08 · 3 obs
● 2015-08-08 03:02:22
○ 2018-01-09 22:27:24
○ 2026-07-27 22:02:16
○A198.148.92.622015-08-08 → 2015-08-08 · 3 obs
● 2015-08-08 03:02:22
○ 2018-01-09 22:27:24
○ 2026-07-27 22:02:16
○CNAMEfw.ename.net2015-08-08 → 2018-01-09 · 4 obs
● 2015-08-08 03:02:22
● 2018-01-09 22:27:24
○ 2026-07-10 19:23:34
○ 2026-07-27 22:02:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cnb.dns.cn, d.dns.cn, e.dns.cn, c.dns.cn...-
20837.cnn1.xundns.com, n2.xundns.com-

✅ Authoritative Response

Server:38.89.70.107

NS records: n1.xundns.com, n2.xundns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 20837.cn (unsigned zone)

⏱️ Timing

Total: 1305ms | Queries: -

📄 Records

TypeCountSample Data
NS2n1.xundns.com, n2.xundns.com
SOA1n1.xundns.com nsadmin.xundns.com

Analysis

Name Servers

20837.cn uses two name servers for its delegation: n1.xundns.com and n2.xundns.com.

20837.cn uses the same name servers as several other domains — among them bet3653171.com, sdyutao.com, 725d.top and two more.

20837.cn has at least partial name server overlap with other domains, such as tek-mark.com, islandjourneycd.com, discoveryourhomesvalue.com and two others.

It is common to see these name servers used together with name servers v1s1.xundns.com and v1s2.xundns.com.

Hostnames that resolve to 6 IP addresses:

Hostname n2.xundns.com directs to 61.163.30.181, 122.114.39.7 and 169.197.142.81 along with 3 other IP addresses.

Hostnames pointing to five IP numbers:

n1.xundns.com resolves to four IP addresses: 38.89.70.107, 42.240.163.163, 111.6.96.27 and two others.