CF1762004390955-tsm20251101102947

MXLIST.NET - 254.21.100.138.in-addr.arpa

Search for IP or hostnames:

254.21.100.138.in-addr.arpa checked at 2025-11-01T13:39:50.720Z 800ms 31/31/31 100% R:15

254.21.100.138.in-addr.arpa

PTRgedirci.etsit.upm.es
A138.100.21.254🇪🇸 RedIRIS
PTRgedirci.etsit.upm.es
PTRrobolabo.etsit.upm.es
PTRwww.gedirci.etsit.upm.es
PTRmail.robolabo.etsit.upm.es
PTRrobolabo.etsit.upm.es
A138.100.21.254🇪🇸 RedIRIS
PTRgedirci.etsit.upm.es
PTRrobolabo.etsit.upm.es
PTRwww.gedirci.etsit.upm.es
PTRmail.robolabo.etsit.upm.es
PTRwww.gedirci.etsit.upm.es
A138.100.21.254🇪🇸 RedIRIS
PTRgedirci.etsit.upm.es
PTRrobolabo.etsit.upm.es
PTRwww.gedirci.etsit.upm.es
PTRmail.robolabo.etsit.upm.es
PTRmail.robolabo.etsit.upm.es
A138.100.21.254🇪🇸 RedIRIS
PTRgedirci.etsit.upm.es
PTRrobolabo.etsit.upm.es
PTRwww.gedirci.etsit.upm.es
PTRmail.robolabo.etsit.upm.es

21.100.138.in-addr.arpa

NSgalileo.ccupm.upm.es
NSdir.etsit.upm.es
NSdns.etsit.upm.es

Starts with same word

Starts similarily

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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gxRYGpg CF johedugfp 2025-11-01