DNSBL Spam Check

Checked IP: 23.82.16.244
rDNS/PTR record: mx2.us.opalstack.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mx2.us.opalstack.com
15.8460 ms
Inactive: 2
Inactive
Response in: 5.051245 seconds
Amount of searched blacklists: 26 (2 inactive)