DNSBL Spam Check

Checked IP: 2001:638:d:c302:acdc:1979:2:3b
rDNS/PTR record: b1551.mx.srv.dfn.de

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: b1551.mx.srv.dfn.de
67.6062 ms
Inactive: 2
Inactive
Response in: 3.0558529 seconds
Amount of searched blacklists: 25 (2 inactive)