CF1761738857553-tsm20251027103946

WWW.RTSAK.COM - 57.139.81.in-addr.arpa

Search for IP or hostnames:

57.139.81.in-addr.arpa checked at 2025-10-29T11:54:17.539Z 338ms 42/42/42 100% R:9

57.139.81.in-addr.arpa

NSns0.bt.net
A217.35.209.188🇬🇧 BTnet (BT's UK IP Network - AS2856)
PTRns0.bt.net
NSns1.bt.net
A217.32.105.91🇬🇧 BTnet (BT's UK IP Network - AS2856)
PTRindnss01.bt.net
PTRns1.bt.net
PTRindnss01.ukcore.bt.net
NSns2.bt.net
A217.32.105.90🇬🇧 BTnet (BT's UK IP Network - AS2856)
PTRindnss02.bt.net
PTRns2.bt.net
PTRindnss02.ukcore.bt.net

139.81.in-addr.arpa

NSns0.bt.net
NSns1.bt.net
NSns2.bt.net

Up

Starts with same word

Starts similarily

AI analysis

57.139.81.in-addr.arpa is a parent of 43.57.139.81.in-addr.arpa, 65.57.139.81.in-addr.arpa, 41.57.139.81.in-addr.arpa, 34.57.139.81.in-addr.arpa, 76.57.139.81.in-addr.arpa and a few other host names.

57.139.81.in-addr.arpa is delegated to three name servers: ns0.bt.net, ns1.bt.net and ns2.bt.net.

57.139.81.in-addr.arpa at least partially shares name servers with other domains, for example 251.1.213.in-addr.arpa, 121.213.in-addr.arpa, littlewoodseurope.com, frutaromssl.com and 129.145.81.in-addr.arpa.

Host names with a single IP address:

ns0.bt.net resolves to 217.35.209.188.

ns1.bt.net resolves to 217.32.105.91.

ns2.bt.net resolves to 217.32.105.90.

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

PSZtOgD CF johedugfp 2025-10-29