DNSBL Spam Check

Checked IP: 111.90.133.173
rDNS/PTR record: server4-ip23.mailsentinel.net

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: server4-ip23.mailsentinel.net
327.6920 ms
Inactive: 2
Inactive
Response in: 4.3248289 seconds
Amount of searched blacklists: 25 (2 inactive)