CF1763349200636-tsm20251116095642

DNSWHOIS.INFO - 139.81.in-addr.arpa

Search for IP or hostnames:

139.81.in-addr.arpa checked at 2025-11-17T03:13:20.582Z 412ms 42/42/42 100% R:10 allDone:true timedOut:false

139.81.in-addr.arpa

NSns0.bt.net
A217.35.209.188🇬🇧 BT-UK-AS
PTRns0.bt.net
NSns1.bt.net
A217.32.105.91🇬🇧 BT-UK-AS
PTRindnss01.bt.net
PTRns1.bt.net
PTRindnss01.ukcore.bt.net
NSns2.bt.net
A217.32.105.90🇬🇧 BT-UK-AS
PTRindnss02.bt.net
PTRns2.bt.net
PTRindnss02.ukcore.bt.net

81.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

139.81.in-addr.arpa is the parent of 33.139.81.in-addr.arpa, 60.139.81.in-addr.arpa, 57.139.81.in-addr.arpa, 58.139.81.in-addr.arpa, 42.139.81.in-addr.arpa and a few other host names.

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

139.81.in-addr.arpa at least partially shares name servers with other domains, for instance mcs-software.be, littlewoods.eu, 251.144.81.in-addr.arpa, niapollo.net and 91.120.213.in-addr.arpa.

Host names with one IP number: ns0.bt.net points to 217.35.209.188; ns1.bt.net points to 217.32.105.91; ns2.bt.net points 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.
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