CF1763357878520-tsm20251116095642

WWW.RTSAK.COM - 37.42.251.77.in-addr.arpa

Search for IP or hostnames:

37.42.251.77.in-addr.arpa checked at 2025-11-17T05:37:58.448Z 855ms 49/49/49 100% R:12 allDone:true timedOut:false

37.42.251.77.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
PTR77-251-42-37.cable.dynamic.v4.ziggo.nl
A77.251.42.37🇳🇱 Vodafone Libertel B.V.
PTR77-251-42-37.cable.dynamic.v4.ziggo.nl

42.251.77.in-addr.arpa

NSrns1.upc.biz
NSrns2.upc.biz

Starts with same word

Starts similarily

AI analysis

37.42.251.77.in-addr.arpa is delegated to two name servers rns1.upc.biz and rns2.upc.biz.

37.42.251.77.in-addr.arpa shares the same name server setup as other domains, for instance 236.81.83.in-addr.arpa, 85.116.74.82.in-addr.arpa, 149.10.208.94.in-addr.arpa, 136.181.73.82.in-addr.arpa and 246.91.215.94.in-addr.arpa.

Host names with two IP numbers:

The host name rns1.upc.biz points to 2001:730:3e12::134 and 195.34.133.134; the host name rns2.upc.biz points to 2001:730:3e12:1000::134 and 213.47.222.134.

77-251-42-37.cable.dynamic.v4.ziggo.nl resolves to IP 77.251.42.37.

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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