DNSBL Spam Check

Checked IP: 2001:638:d:c301:acdc:1979:2:37
rDNS/PTR record: a1501.mx.srv.dfn.de

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: a1501.mx.srv.dfn.de
259.5980 ms
Inactive: 2
Inactive
Response in: 7.6824191 seconds
Amount of searched blacklists: 25 (2 inactive)