DNSBL Spam Check

Checked IP: 2001:638:714:2811:5::1
rDNS/PTR record: mail1.dfn-cert.de

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail1.dfn-cert.de
118.9640 ms
Inactive: 2
Inactive
Response in: 2.3657229 seconds
Amount of searched blacklists: 25 (2 inactive)