CF1759667226555-tsm20251005092912

IPLIST.NET - 121.139.12.in-addr.arpa

Search for IP or hostnames:

121.139.12.in-addr.arpa checked at 2025-10-05T12:27:06.522Z 467ms 50/50/50 100% R:10

121.139.12.in-addr.arpa

NScbru.br.ns.els-gms.att.net
A2001:1890:1ff:9f0:68:94:156:132 🇺🇸 AT&T US - 7018
PTRcbru.br.ns.els-gms.att.net
A68.94.156.132🇺🇸 AT&T US - 7018
PTRcbru.br.ns.els-gms.att.net
NScmtu.mt.ns.els-gms.att.net
A2001:1890:1ff:9f1:99:99:99:132 🇺🇸 AT&T US - 7018
PTRcmtu.mt.ns.els-gms.att.net
A99.99.99.132🇺🇸 AT&T US - 7018
PTRcmtu.mt.ns.els-gms.att.net

139.12.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

121.139.12.in-addr.arpa is the parent of 73.121.139.12.in-addr.arpa, 104.121.139.12.in-addr.arpa, 72.121.139.12.in-addr.arpa, 111.121.139.12.in-addr.arpa, 10.121.139.12.in-addr.arpa and a few other host names.

Two name servers cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net are delegated to 121.139.12.in-addr.arpa.

121.139.12.in-addr.arpa uses the same name server configuration as other domains, such as 181.68.65.in-addr.arpa, dfsorders.com, 138.161.12.in-addr.arpa, ndf.org and 106.50.12.in-addr.arpa.

121.139.12.in-addr.arpa at least partially shares name servers with other domains such as uptodateol.com, rxrequest.net, tarrantcounty.com, 148.74.68.in-addr.arpa and americinn.org.

These name servers are often used together with ns9.customer.level3.net, ns6.customer.level3.net, dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, nsa.ups.com, nsb.ups.com, auth1.dns.cogentco.com, auth2.dns.cogentco.com, eazshdcdnsextdns.cvshealth.com and ns1.ameritech.net.

Host names with two IPs:

cbru.br.ns.els-gms.att.net points to 2001:1890:1ff:9f0:68:94:156:132 and 68.94.156.132.

cmtu.mt.ns.els-gms.att.net points to 2001:1890:1ff:9f1:99:99:99:132 and 99.99.99.132.

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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FdlDFQE CF johedugfp 2025-10-05