CF1762168997825-tsm20251102073205

WWW.ROBTEX.COM - 121.31.in-addr.arpa

Search for IP or hostnames:

121.31.in-addr.arpa checked at 2025-11-03T11:23:17.809Z 142ms 57/57/57 100% R:13

121.31.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

31.in-addr.arpa

NSns3.afrinic.net
NSns4.apnic.net
NSrirns.arin.net
NSns3.lacnic.net
NSpri.authdns.ripe.net

Up

Starts with same word

Starts similarily

AI analysis

121.31.in-addr.arpa has 235.121.31.in-addr.arpa, 125.121.31.in-addr.arpa and 255.121.31.in-addr.arpa as children.

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

121.31.in-addr.arpa at least partially shares name servers with other domains, for example ombudsmandirect.co.uk, 149.81.in-addr.arpa, manchester7.broadband.bt.net, ftip002654706.vpn-nte.bt.net and 238.188.86.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

tMIVDqh CF johedugfp 2025-11-03