WWW.RTSAK.COM - www.cert.dfn.de
Search for IP or hostnames:
www.cert.dfn.de checked at 2025-11-17T14:31:38.469Z 616ms 28/28/28 100% R:13 allDone:true timedOut:false www.cert.dfn.de
| CNAME | www.security.dfn.de | ||||||
| A | 2001:638:d:c102::139 🇩🇪 DFN | ||||||
| PTR | www.cert.dfn.de | ||||||
| A | 194.95.245.139🇩🇪 DFN | ||||||
| PTR | www.cert.dfn.de | ||||||
cert.dfn.de
| MX | mail1.dfn-cert.de | ||||||
| MX | mail2.dfn-cert.de | ||||||
| NS | robin.dfn-cert.de | ||||||
| NS | deneb.dfn.de | ||||||
| NS | rzdspc1.informatik.uni-hamburg.de | ||||||
| NS | dns1.rrz.uni-hamburg.de | ||||||
| NS | dns2.rrz.uni-hamburg.de | ||||||
PTR for
Starts with same word
Starts similarily
AI analysis
Two IP numbers are pointed to by www.cert.dfn.de: 2001:638:d:c102::139 and 194.95.245.139.
Other host names, for instance www.security.dfn.de, share IP numbers with www.cert.dfn.de.
dbq