CF1763260092279-tsm20251109205412

NSLIST.NET - 71.231.91.in-addr.arpa

Search for IP or hostnames:

71.231.91.in-addr.arpa checked at 2025-11-16T02:28:12.266Z 688ms 50/50/50 100% R:20 allDone:true timedOut:false

71.231.91.in-addr.arpa

NSdns2.alfa-system.pl
A2a0f:1700:1::454 🇩🇪 ALFA-SYSTEM M. Piwowarski, A. Widera Spolka Jawna
PTRdns2.alfa-system.pl
A91.231.70.58🇵🇱 ALFA-SYSTEM M. Piwowarski, A. Widera Spolka Jawna
PTRdns2.alfa-system.pl
NSdns.alfa-system.pl
A2a0f:1700:1::452 🇩🇪 ALFA-SYSTEM M. Piwowarski, A. Widera Spolka Jawna
PTRdns.alfa-system.pl
A91.231.70.37🇵🇱 ALFA-SYSTEM M. Piwowarski, A. Widera Spolka Jawna
PTRdns.alfa-system.pl

231.91.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

71.231.91.in-addr.arpa is a parent of 10.71.231.91.in-addr.arpa.

Delegation for 71.231.91.in-addr.arpa rests with two name servers, dns2.alfa-system.pl and dns.alfa-system.pl.

71.231.91.in-addr.arpa shares the same name server setup as other domains, including 81.231.91.in-addr.arpa, radiofan.pl, knurow.org, 0.0.7.1.f.0.a.2.ip6.arpa and komstal.pl.

71.231.91.in-addr.arpa at least partially shares name servers with other domains, for instance 181.25.89.in-addr.arpa, wporzo.pl, alfa-system.pl, 180.25.89.in-addr.arpa and ostrowski.eu.

These name servers are commonly used with fns1.42.pl and ns2.3s.pl.

Host names with two IP numbers: dns2.alfa-system.pl points to 2a0f:1700:1::454 and 91.231.70.58; dns.alfa-system.pl points to 2a0f:1700:1::452 and 91.231.70.37.

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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