DNSBL Spam Check

Checked IP: 52.58.131.9
rDNS/PTR record: mta21.r1.rpost.net

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mta21.r1.rpost.net
67.1768 ms
Inactive: 2
Inactive
Response in: 2.1341579 seconds
Amount of searched blacklists: 26 (2 inactive)