CF1761383765110-tsm20251024211356

IPLIST.NET - 21.176.in-addr.arpa

Search for IP or hostnames:

21.176.in-addr.arpa checked at 2025-10-25T09:16:05.098Z 760ms 50/50/50 100% R:20

21.176.in-addr.arpa

NSauth01.ns.tele.dk
A2001:6c8:2:400::166 🇩🇰 TDC
PTRauth01.ns.tele.dk
A62.243.0.166🇩🇰 TDC
PTRauth01.ns.tele.dk
NSauth02.ns.tele.dk
A2001:6c8:4:400::166 🇩🇰 TDC
PTRauth02.ns.tele.dk
A194.192.207.166🇩🇰 TDC
PTRauth02.ns.tele.dk

176.in-addr.arpa

NSns3.afrinic.net
NSns4.apnic.net
NSrirns.arin.net
NSns3.lacnic.net
NSpri.authdns.ripe.net

Up

Starts with same word

Starts similarily

AI analysis

21.176.in-addr.arpa is the parent of 17.21.176.in-addr.arpa, 118.21.176.in-addr.arpa, 50.21.176.in-addr.arpa, 66.21.176.in-addr.arpa, 99.21.176.in-addr.arpa and a few other host names.

21.176.in-addr.arpa is delegated to two name servers auth01.ns.tele.dk and auth02.ns.tele.dk.

21.176.in-addr.arpa shares the same name server setup as other domains, for instance 167.80.in-addr.arpa, 242.62.in-addr.arpa, 161.80.in-addr.arpa, fasttv.dk and tdk.net.

21.176.in-addr.arpa shares at least some name servers with other domains, for example 75.162.193.in-addr.arpa, tele.dk and inet.dk.net.

these name servers are commonly used alongside ns-soa.darenet.dk.

Host names with two IP numbers:

The host name auth01.ns.tele.dk points to 2001:6c8:2:400::166 and 62.243.0.166; the host name auth02.ns.tele.dk points to 2001:6c8:4:400::166 and 194.192.207.166.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

OashoqC CF johedugfp 2025-10-25