CF1760674814892-tsm20251016114356

DNSWHOIS.INFO - 81.109.2.in-addr.arpa

Search for IP or hostnames:

81.109.2.in-addr.arpa checked at 2025-10-17T04:20:14.879Z 512ms 44/44/44 100% R:12

81.109.2.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

109.2.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

81.109.2.in-addr.arpa is parent of 158.81.109.2.in-addr.arpa and 18.81.109.2.in-addr.arpa.

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

81.109.2.in-addr.arpa shares the same name server setup as other domains, for example 92.161.80.in-addr.arpa, 67.199.80.in-addr.arpa, 0.129.85.in-addr.arpa, 79.63.80.in-addr.arpa and 57.164.93.in-addr.arpa.

Host names with two IP numbers:

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

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.
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