DNSBL Spam Check

Checked IP: 51.77.22.128
rDNS/PTR record: mail2.mxd.infra.improvmx.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail2.mxd.infra.improvmx.com
46.4261 ms
Inactive: 2
Inactive
Response in: 4.8386719 seconds
Amount of searched blacklists: 25 (2 inactive)