CF1761596157138-tsm20251027103946

DNSWHOIS.INFO - 251.241.63.in-addr.arpa

Search for IP or hostnames:

251.241.63.in-addr.arpa checked at 2025-10-27T20:15:57.114Z 1134ms 50/50/50 100% R:13

251.241.63.in-addr.arpa

NSns-east.cerf.net
A2001:1890:1ff:9f1:99:99:99:136 🇺🇸 AT&T US - 7018
PTRns-east.cerf.net
A99.99.99.136🇺🇸 AT&T US - 7018
PTRns-east.cerf.net
NSns-west.cerf.net
A2001:1890:1ff:9f0:68:94:156:136 🇺🇸 AT&T US - 7018
PTRns-west.cerf.net
A68.94.156.136🇺🇸 AT&T US - 7018
PTRns-west.cerf.net

241.63.in-addr.arpa

NScbru.br.ns.els-gms.att.net
NSdbru.br.ns.els-gms.att.net
NScmtu.mt.ns.els-gms.att.net
NSdmtu.mt.ns.els-gms.att.net

Up

Starts with same word

Starts similarily

AI analysis

251.241.63.in-addr.arpa is parent of 171.251.241.63.in-addr.arpa, 188.251.241.63.in-addr.arpa, 101.251.241.63.in-addr.arpa, 100.251.241.63.in-addr.arpa and 105.251.241.63.in-addr.arpa.

Two name servers ns-east.cerf.net and ns-west.cerf.net handle the delegation for 251.241.63.in-addr.arpa.

251.241.63.in-addr.arpa shares the same name server setup as other domains, for instance 144.241.63.in-addr.arpa, 208.240.63.in-addr.arpa, lax2.attens.com, 127.24.134.in-addr.arpa and 173.17.206.in-addr.arpa.

251.241.63.in-addr.arpa at least partially shares name servers with other domains, for instance utdonline.com, 32.130.12.in-addr.arpa, 42.130.12.in-addr.arpa, utdlab.com and 34.19.206.in-addr.arpa.

these name servers are commonly used with cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, ns1.sbcidc.com, ns2.sbcidc.com, ns1.usi.net, ns2.usi.net, ns3.usi.net, ns4.usi.net, dbru.br.ns.els-gms.att.net and dmtu.mt.ns.els-gms.att.net.

Host names with two IP numbers:

ns-east.cerf.net points to 2001:1890:1ff:9f1:99:99:99:136 and 99.99.99.136.

ns-west.cerf.net points to 2001:1890:1ff:9f0:68:94:156:136 and 68.94.156.136.

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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