DNSBL Spam Check

Checked IP: 52.101.68.25
rDNS/PTR record: mail-db8pr02cu00101.inbound.protection.outlook.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail-db8pr02cu00101.inbound.protection.outlook.com
16.3891 ms
Inactive: 2
Inactive
Response in: 29.1023679 seconds
Amount of searched blacklists: 25 (2 inactive)