DNSBL Spam Check

Checked IP: 18.216.23.15
rDNS/PTR record: rd-use2.prod.hydra.sophos.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: rd-use2.prod.hydra.sophos.com
53.7541 ms
Inactive: 2
Inactive
Response in: 2.9572248 seconds
Amount of searched blacklists: 26 (2 inactive)