DNSBL Spam Check

Checked IP: 51.255.220.160
rDNS/PTR record: mail2.mxa.infra.improvmx.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail2.mxa.infra.improvmx.com
21.4870 ms
Inactive: 2
Inactive
Response in: 3.4111371 seconds
Amount of searched blacklists: 26 (2 inactive)