DNSBL Spam Check

Checked IP: 51.91.128.110
rDNS/PTR record: mail1.mxa.infra.improvmx.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail1.mxa.infra.improvmx.com
40.0591 ms
Inactive: 2
Inactive
Response in: 8.381325 seconds
Amount of searched blacklists: 26 (2 inactive)