CF1760611505903-tsm20251016091337

DNSWHOIS.INFO - 81.63.80.in-addr.arpa

Search for IP or hostnames:

81.63.80.in-addr.arpa checked at 2025-10-16T10:45:05.886Z 445ms 41/41/41 100% R:17

81.63.80.in-addr.arpa

NSauth05.ns.tdc.net
A2001:6c8:2:400::168 🇩🇰 TDC A/S
PTRauth05.ns.tdc.net
A62.243.0.168🇩🇰 TDC A/S
PTRauth05.ns.tdc.net
NSauth06.ns.tdc.net
A2001:6c8:4:400::174 🇩🇰 TDC A/S
PTRauth06.ns.tdc.net
A194.192.207.174🇩🇰 TDC A/S
PTRauth06.ns.tdc.net

63.80.in-addr.arpa

NSauth01.ns.tele.dk
NSauth02.ns.tele.dk

Starts with same word

Starts similarily

AI analysis

81.63.80.in-addr.arpa is delegated to two name servers: auth05.ns.tdc.net and auth06.ns.tdc.net.

81.63.80.in-addr.arpa uses the same name server setup as other domains, for instance 15.48.87.in-addr.arpa, 149.88.193.in-addr.arpa, 10.107.2.in-addr.arpa, 246.164.80.in-addr.arpa and 192.109.2.in-addr.arpa.

Host names with two IP numbers:

The host auth05.ns.tdc.net points to 2001:6c8:2:400::168 and 62.243.0.168.

The host auth06.ns.tdc.net points to 2001:6c8:4:400::174 and 194.192.207.174.

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

aqhnYdU CF johedugfp 2025-10-16