DNSBL Spam Check

Checked IP: 5.39.185.31
rDNS/PTR record: cluster04b.mx-relay.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: cluster04b.mx-relay.com
226.3329 ms
Inactive: 2
Inactive
Response in: 5.2481771 seconds
Amount of searched blacklists: 26 (2 inactive)