DNSBL Spam Check

Checked IP: 67.231.147.21
rDNS/PTR record: 67-231-147-21.proofpoint.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: 67-231-147-21.proofpoint.com
165.1938 ms
Inactive: 2
Inactive
Response in: 4.1553559 seconds
Amount of searched blacklists: 26 (2 inactive)