DNSBL Spam Check

Checked IP: 80.81.143.80
rDNS/PTR record: sin02-c01-mrs01.ringcentral.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: sin02-c01-mrs01.ringcentral.com
18.9171 ms
Inactive: 2
Inactive
Response in: 1.915586 seconds
Amount of searched blacklists: 26 (2 inactive)