CF1763195961207-tsm20251109205412

NSLIST.NET - 253.21.100.138.in-addr.arpa

Search for IP or hostnames:

253.21.100.138.in-addr.arpa checked at 2025-11-15T08:39:21.188Z 280ms 31/31/31 100% R:15 allDone:true timedOut:false

253.21.100.138.in-addr.arpa

PTRmagicbox.etsit.upm.es
A138.100.21.253🇪🇸 RedIRIS
PTRmagicbox.etsit.upm.es
PTRrobot.etsit.upm.es
PTRwww.magicbox.etsit.upm.es
PTRmonitoring.robolabo.etsit.upm.es
PTRrobot.etsit.upm.es
A138.100.21.253🇪🇸 RedIRIS
PTRmagicbox.etsit.upm.es
PTRrobot.etsit.upm.es
PTRwww.magicbox.etsit.upm.es
PTRmonitoring.robolabo.etsit.upm.es
PTRwww.magicbox.etsit.upm.es
A138.100.21.253🇪🇸 RedIRIS
PTRmagicbox.etsit.upm.es
PTRrobot.etsit.upm.es
PTRwww.magicbox.etsit.upm.es
PTRmonitoring.robolabo.etsit.upm.es
PTRmonitoring.robolabo.etsit.upm.es
A138.100.21.253🇪🇸 RedIRIS
PTRmagicbox.etsit.upm.es
PTRrobot.etsit.upm.es
PTRwww.magicbox.etsit.upm.es
PTRmonitoring.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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