DNSBL Spam Check

Checked IP: 52.101.73.11
rDNS/PTR record: mail-am1pr04cu00103.inbound.protection.outlook.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail-am1pr04cu00103.inbound.protection.outlook.com
9.8219 ms
Inactive: 2
Inactive
Response in: 23.7981148 seconds
Amount of searched blacklists: 25 (2 inactive)