DNSBL Spam Check

Checked IP: 81.169.144.153
rDNS/PTR record: ruban.smtp.rzone.de

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: ruban.smtp.rzone.de
136.4770 ms
Inactive: 2
Inactive
Response in: 24.9137881 seconds
Amount of searched blacklists: 25 (2 inactive)