CF1763436969086-tsm20251116095642

WWW.RTSAK.COM - 81.123.217.in-addr.arpa

Search for IP or hostnames:

81.123.217.in-addr.arpa checked at 2025-11-18T03:36:08.989Z 736ms 44/44/44 100% R:10 allDone:true timedOut:false

81.123.217.in-addr.arpa

NSrns1.upc.biz
A2001:730:3e12::134 🇳🇱 LibertyGlobal
A195.34.133.134🇦🇹 LibertyGlobal
PTRrns1.upc.biz
NSrns2.upc.biz
A2001:730:3e12:1000::134 🇳🇱 LibertyGlobal
A213.47.222.134🇳🇱 LibertyGlobal
PTRrns2.upc.biz

123.217.in-addr.arpa

NSrns1.upc.biz
NSrns2.upc.biz

Up

Starts with same word

Starts similarily

AI analysis

The parent of 191.81.123.217.in-addr.arpa is 81.123.217.in-addr.arpa.

Two name servers rns1.upc.biz and rns2.upc.biz handle delegation for 81.123.217.in-addr.arpa.

81.123.217.in-addr.arpa uses the same name server setup as other domains, for example 160.5.72.82.in-addr.arpa, 65.99.89.in-addr.arpa, 0.0.72.82.in-addr.arpa, 32.27.84.in-addr.arpa and 108.76.87.83.in-addr.arpa.

Host names with two IP numbers:

rns1.upc.biz points to: 2001:730:3e12::134 and 195.34.133.134

rns2.upc.biz points to: 2001:730:3e12:1000::134 and 213.47.222.134

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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