DNSBL Spam Check

Checked IP: 80.81.143.82
rDNS/PTR record: sin02-c01-mrs03.ringcentral.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: sin02-c01-mrs03.ringcentral.com
31.1229 ms
Inactive: 2
Inactive
Response in: 5.3276129 seconds
Amount of searched blacklists: 25 (2 inactive)