DNSBL Spam Check

Checked IP: 52.101.68.15
rDNS/PTR record: mail-db6pr03cu00107.inbound.protection.outlook.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail-db6pr03cu00107.inbound.protection.outlook.com
21.8151 ms
Inactive: 2
Inactive
Response in: 23.6056271 seconds
Amount of searched blacklists: 25 (2 inactive)