DNSBL Spam Check

Checked IP: 51.89.39.42
rDNS/PTR record: xsmtp5.ubuyxs.eu

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: xsmtp5.ubuyxs.eu
23.9918 ms
Inactive: 2
Inactive
Response in: 4.7842131 seconds
Amount of searched blacklists: 25 (2 inactive)