CF1761079626139-tsm20251017082432

WWW.RTSAK.COM - ns4.cryst.bbk.ac.uk

Search for IP or hostnames:

ns4.cryst.bbk.ac.uk checked at 2025-10-21T20:47:06.106Z 810ms 44/44/44 100% R:19

ns4.cryst.bbk.ac.uk

MXsmtp-in.cryst.bbk.ac.uk
A193.61.32.203🇬🇧 Janet
PTRjohn-v2-ext.cryst.bbk.ac.uk
A193.61.32.4🇬🇧 Janet
PTRns4.cryst.bbk.ac.uk

cryst.bbk.ac.uk

NSns1.ja.net
NSdns-ns0.ucl.ac.uk
NSdns-ns1.ucl.ac.uk
MXblackhole-32.cryst.bbk.ac.uk
NSns1.cryst.bbk.ac.uk
NSns3.cryst.bbk.ac.uk
MXsmtp-in.cryst.bbk.ac.uk
A193.61.32.203🇬🇧 Janet

PTR for

Starts with same word

Starts similarily

AI analysis

ns4.cryst.bbk.ac.uk resolves to one IP number: 193.61.32.4.

ns4.cryst.bbk.ac.uk is handled by a single mail server, smtp-in.cryst.bbk.ac.uk.

ns4.cryst.bbk.ac.uk shares the same mail server setup as other domains, for instance ns3.cryst.bbk.ac.uk, ns2.cryst.bbk.ac.uk, pcddb2.cryst.bbk.ac.uk, ns1.cryst.bbk.ac.uk and ariel.cryst.bbk.ac.uk.

ns4.cryst.bbk.ac.uk shares at least some mail servers with other domains, including mail.cryst.bbk.ac.uk, ws.cryst.bbk.ac.uk, laptop.cryst.bbk.ac.uk and cryst.bbk.ac.uk.

these mail servers are commonly used with the mail servers blackhole-32.cryst.bbk.ac.uk.

smtp-in.cryst.bbk.ac.uk resolves to IP 193.61.32.203.

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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gJAnChd CF johedugfp 2025-10-21