CF1759420112641-tsm20251002145945

IPLIST.NET - mail.221a.de

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mail.221a.de checked at 2025-10-02T15:48:32.629Z 278ms 36/36/36 100% R:18

mail.221a.de

A2a02:420:0:10::200 🇩🇪 Net-Build GmbH
PTRhosting01.nbgo.de
A185.146.238.130🇩🇪 Net-Build GmbH
PTRhosting01.nbgo.de

221a.de

MXmail.221a.de
NSpri-h01.nbgo.de
NSsec-dns01.nbgo.de
A2a02:420:0:10::200 🇩🇪 Net-Build GmbH
A185.146.238.130🇩🇪 Net-Build GmbH

MX for

Starts with same word

Starts similarily

AI analysis

mail.221a.de is the mail server for 221a.de.

mail.221a.de resolves to two IPs: 2a02:420:0:10::200 and 185.146.238.130.

other host names for instance 1fl.de, mail.anandao.de, mail.737373737373737.de, blood4u.de and mail.73r.de share IP numbers with mail.221a.de.

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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TwnOIEq CF johedugfp 2025-10-02