CF1759183096872-tsm20250927195623

NSLIST.NET - 21.187.87.in-addr.arpa

Search for IP or hostnames:

21.187.87.in-addr.arpa checked at 2025-09-29T21:58:16.860Z 331ms 91/91/91 100% R:12

21.187.87.in-addr.arpa

NSdns01.dns.t-ipnet.de
A2003:180:4:a:0:1:0:53 🇩🇪 Deutsche Telekom
A2003:180:4:a:0:1:3:53 🇩🇪 Deutsche Telekom
A194.25.2.171🇩🇪 Deutsche Telekom
PTRdns01.dns.t-ipnet.de
A194.25.2.173🇩🇪 Deutsche Telekom
PTRdns05.dns.t-ipnet.de
NSdns04.dns.t-ipnet.de
A2003:180:4:a:0:1:1:53 🇩🇪 Deutsche Telekom
A2003:180:4:a:0:1:4:53 🇩🇪 Deutsche Telekom
A194.25.2.174🇩🇪 Deutsche Telekom
PTRdns04.dns.t-ipnet.de
A194.25.2.175🇩🇪 Deutsche Telekom
PTRdns06.dns.t-ipnet.de
NSdns40.dns.t-ipnet.de
A2003:180:a:3000::53 🇩🇪 Deutsche Telekom
A212.185.24.149🇩🇪 Deutsche Telekom
NSdns51.dns.t-ipnet.de
A2003:180:4:10a:0:1:2:53 🇩🇪 Deutsche Telekom
A2003:180:4:10a:0:1:5:53 🇩🇪 Deutsche Telekom
A217.5.100.184🇩🇪 Deutsche Telekom
PTRdns51.dns.t-ipnet.de
A217.5.100.187🇩🇪 Deutsche Telekom
PTRdns52.dns.t-ipnet.de

187.87.in-addr.arpa

NSpns.dtag.de
NSdns01.dns.t-ipnet.de
NSdns04.dns.t-ipnet.de
NSdns40.dns.t-ipnet.de
NSdns51.dns.t-ipnet.de

Up

Starts with same word

Starts similarily

AI analysis

21.187.87.in-addr.arpa is a parent of 13.21.187.87.in-addr.arpa and 176.21.187.87.in-addr.arpa.

21.187.87.in-addr.arpa is delegated to four name servers: dns01.dns.t-ipnet.de, dns04.dns.t-ipnet.de, dns40.dns.t-ipnet.de and dns51.dns.t-ipnet.de.

21.187.87.in-addr.arpa at least partially shares name servers with other domains, for example 198.148.84.in-addr.arpa, 169.228.79.in-addr.arpa, 108.82.217.in-addr.arpa, 1.146.87.in-addr.arpa and 232.84.217.in-addr.arpa.

these name servers are commonly used alongside pns.dtag.de name servers.

Four IP numbers per host:

dns01.dns.t-ipnet.de points to: 2003:180:4:a:0:1:0:53, 2003:180:4:a:0:1:3:53, 194.25.2.171 and 194.25.2.173

dns04.dns.t-ipnet.de points to: 2003:180:4:a:0:1:1:53, 2003:180:4:a:0:1:4:53, 194.25.2.174 and 194.25.2.175

dns51.dns.t-ipnet.de points to: 2003:180:4:10a:0:1:2:53, 2003:180:4:10a:0:1:5:53, 217.5.100.184 and 217.5.100.187

Two IP numbers per host:

dns40.dns.t-ipnet.de points to: 2003:180:a:3000::53 and 212.185.24.149

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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uhdDDZU CF johedugfp 2025-09-29