DNSBL Spam Check

Checked IP: 81.88.55.99
rDNS/PTR record: authsmtp36.register.it

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: authsmtp36.register.it
69.3469 ms
Inactive: 2
Inactive
Response in: 9.150162 seconds
Amount of searched blacklists: 25 (2 inactive)