CF1760791873916-tsm20251017082432

MXLIST.NET - 12.239.132.in-addr.arpa

Search for IP or hostnames:

12.239.132.in-addr.arpa checked at 2025-10-18T12:51:13.901Z 271ms 53/53/53 100% R:12

12.239.132.in-addr.arpa

NSns-auth1.ucsd.edu
A44.227.162.249🇺🇸 Amazon
PTRec2-44-227-162-249.us-west-2.compute.amazonaws.com
NSns-auth2.ucsd.edu
A2607:f720:100:202::174 🇺🇸 UCSD
PTRns-auth2.ucsd.edu
A132.239.252.172🇺🇸 UCSD
PTRns-auth2.ucsd.edu
NSns-auth3.ucsd.edu
A2607:f720:f00:4446::186 🇺🇸 UCSD
PTRns-auth3.ucsd.edu
A132.239.252.186🇺🇸 UCSD
PTRns-auth3.ucsd.edu

239.132.in-addr.arpa

NSns-auth1.ucsd.edu
NSns-auth2.ucsd.edu
NSns-auth3.ucsd.edu

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Starts with same word

Starts similarily

AI analysis

12.239.132.in-addr.arpa has children including 215.12.239.132.in-addr.arpa, 10.12.239.132.in-addr.arpa, 245.12.239.132.in-addr.arpa, 13.12.239.132.in-addr.arpa, 26.12.239.132.in-addr.arpa and a few other host names.

12.239.132.in-addr.arpa is delegated to three name servers: ns-auth1.ucsd.edu, ns-auth2.ucsd.edu and ns-auth3.ucsd.edu.

At least part of the name servers for 12.239.132.in-addr.arpa are shared with other domains, for instance sccoos.org, 243.110.137.in-addr.arpa, 228.169.in-addr.arpa, 2.239.132.in-addr.arpa and 186.239.132.in-addr.arpa.

These name servers are often used together with ns0.ucsd.edu, ns1.ucsd.edu and ns2.ucsd.edu.

Host names with two IP numbers:

ns-auth2.ucsd.edu points to: 2607:f720:100:202::174 and 132.239.252.172

ns-auth3.ucsd.edu points to: 2607:f720:f00:4446::186 and 132.239.252.186

Host names with one IP number:

ns-auth1.ucsd.edu points to: 44.227.162.249

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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OembZFG CF johedugfp 2025-10-18