CF1761856199054-tsm20251029173950

DNSWHOIS.INFO - 250.21.81.in-addr.arpa

Search for IP or hostnames:

250.21.81.in-addr.arpa checked at 2025-10-30T20:29:59.005Z 577ms 50/50/50 100% R:8

250.21.81.in-addr.arpa

NSfalun.dns.swip.net
A2a00:801:103:8::f00d 🇸🇪 SWIPNET
PTRfalun.dns.swip.net
A192.71.220.13🇸🇪 SWIPNET
PTRfalun.dns.swip.net
NSkalmar.dns.swip.net
A2a00:801:103:f::beef 🇸🇪 SWIPNET
PTRkalmar.dns.swip.net
A192.71.180.46🇸🇪 SWIPNET
PTRkalmar.dns.swip.net

21.81.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

250.21.81.in-addr.arpa is a parent of 177.250.21.81.in-addr.arpa, 112.250.21.81.in-addr.arpa, 194.250.21.81.in-addr.arpa, 226.250.21.81.in-addr.arpa, 233.250.21.81.in-addr.arpa and a few other host names.

250.21.81.in-addr.arpa's delegation uses two name servers, falun.dns.swip.net and kalmar.dns.swip.net.

250.21.81.in-addr.arpa shares the same name server setup as other domains, for example 82.247.212.in-addr.arpa, 12.152.212.in-addr.arpa, 240.141.90.in-addr.arpa, 61.13.193.in-addr.arpa and cust.tele2.nl.

250.21.81.in-addr.arpa at least partially shares name servers with other domains, including 211.15.193.in-addr.arpa, 139.90.in-addr.arpa, hartelius.pp.se, 60.131.88.in-addr.arpa and 2.130.91.in-addr.arpa.

These name servers are typically used together with the name servers kista.dns.swip.net, orebro.dns.swip.net, wexio.dns.swip.net, malmoe.dns.swip.net, pitea.dns.swip.net, ystad.dns.swip.net, dns1.telia.com, ns1.resilans.se, ns3.resilans.se and sunic.sunet.se.

Host names with two IPs:

falun.dns.swip.net points to: 2a00:801:103:8::f00d and 192.71.220.13

kalmar.dns.swip.net points to: 2a00:801:103:f::beef and 192.71.180.46

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

WtAYFWA CF johedugfp 2025-10-30