DNSBL Spam Check

Checked IP: 50.85.12.0
rDNS/PTR record: smtp-trans-outbound12.duck.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: smtp-trans-outbound12.duck.com
37.1678 ms
Inactive: 2
Inactive
Response in: 4.809855 seconds
Amount of searched blacklists: 25 (2 inactive)