CF1758809693768-tsm20250925114901

WWW.RTSAK.COM - portal.cert.dfn.de

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portal.cert.dfn.de checked at 2025-09-25T14:14:53.703Z 1366ms 57/57/57 100% R:11

portal.cert.dfn.de

MXmail1.dfn-cert.de
A2001:638:714:2811:5::1 🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRmail1.dfn-cert.de
A193.174.13.200🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRmail1.dfn-cert.de
MXmail2.dfn-cert.de
A2001:638:714:2811:5::2 🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRmail2.dfn-cert.de
A193.174.13.207🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRmail2.dfn-cert.de
A2001:638:714:2801:4::e 🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRportal.cert.dfn.de
A193.174.13.51🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRportal.cert.dfn.de

cert.dfn.de

MXmail1.dfn-cert.de
MXmail2.dfn-cert.de
NSrobin.dfn-cert.de
NSdeneb.dfn.de
NSrzdspc1.informatik.uni-hamburg.de
NSdns1.rrz.uni-hamburg.de
NSdns2.rrz.uni-hamburg.de

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Starts with same word

Starts similarily

AI analysis

portal.cert.dfn.de points to two IP numbers: 2001:638:714:2801:4::e and 193.174.13.51.

portal.cert.dfn.de is handled by two mail servers: mail1.dfn-cert.de and mail2.dfn-cert.de.

The mail server setup for portal.cert.dfn.de matches that of other domains, for instance info.pca.dfn.de, dfnpca.de, dfn-cert.net, cert.dfn.de and ldap.pca.dfn.de.

portal.cert.dfn.de shares at least partially some mail servers with other domains, including carmentes.org, carmentis.org, carmentes.eu, carmentes.de and carmentes.net.

Host names with two IP numbers: mail1.dfn-cert.de points to: 2001:638:714:2811:5::1 and 193.174.13.200; mail2.dfn-cert.de points to: 2001:638:714:2811:5::2 and 193.174.13.207.

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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IIHTUDD CF johedugfp 2025-09-25