CF1761145010893-tsm20251017082432

DNSWHOIS.INFO - 18.11.198.in-addr.arpa

Search for IP or hostnames:

18.11.198.in-addr.arpa checked at 2025-10-22T14:56:50.885Z 433ms 54/54/54 100% R:18

18.11.198.in-addr.arpa

NSboulder.colorado.edu
A2620:18f:20:1032::5 🇺🇸 University of Colorado at Boulder
PTRboulder.colorado.edu
A128.138.240.1🇺🇸 University of Colorado at Boulder
PTRboulder.colorado.edu
NSoldduke.colorado.edu
A2620:18f:20:2002::5 🇺🇸 University of Colorado at Boulder
PTRoldduke.colorado.edu
A128.138.130.30🇺🇸 University of Colorado at Boulder
PTRoldduke.colorado.edu
NSotis.colorado.edu
A2620:18f:20:2::5 🇺🇸 University of Colorado at Boulder
PTRotis.colorado.edu
A128.138.129.76🇺🇸 University of Colorado at Boulder
PTRotis.colorado.edu

11.198.in-addr.arpa

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Starts with same word

Starts similarily

AI analysis

The parent of 120.18.11.198.in-addr.arpa is 18.11.198.in-addr.arpa.

18.11.198.in-addr.arpa is delegated to three name servers: boulder.colorado.edu, oldduke.colorado.edu and otis.colorado.edu.

18.11.198.in-addr.arpa at least partially shares name servers with other domains, for example 16.11.198.in-addr.arpa, 246.12.192.in-addr.arpa, 31.11.198.in-addr.arpa, 27.11.198.in-addr.arpa and cs.colorado.edu.

Host names with two IP numbers:

boulder.colorado.edu points to 2620:18f:20:1032::5 and 128.138.240.1

oldduke.colorado.edu points to 2620:18f:20:2002::5 and 128.138.130.30

otis.colorado.edu points to 2620:18f:20:2::5 and 128.138.129.76

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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