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
55.1219 ms
Inactive: 2
Inactive
Response in: 4.613004 seconds
Amount of searched blacklists: 25 (2 inactive)