CF1760850176272-tsm20251017082432

WWW.RTSAK.COM - 253.239.132.in-addr.arpa

Search for IP or hostnames:

253.239.132.in-addr.arpa checked at 2025-10-19T05:02:56.242Z 245ms 53/53/53 100% R:15

253.239.132.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

The parent of 138.253.239.132.in-addr.arpa is 253.239.132.in-addr.arpa.

The domain 253.239.132.in-addr.arpa is delegated to three name servers: ns-auth1.ucsd.edu, ns-auth2.ucsd.edu and ns-auth3.ucsd.edu.

253.239.132.in-addr.arpa shares name servers with other domains at least partially, 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 with ns0.ucsd.edu, ns1.ucsd.edu and ns2.ucsd.edu.

Host names with two IPs:

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:

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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