DNSBL Spam Check

Checked IP: 52.101.170.0
rDNS/PTR record: mail-fr5p281cu00500.inbound.protection.outlook.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail-fr5p281cu00500.inbound.protection.outlook.com
25.1720 ms
Inactive: 2
Inactive
Response in: 17.6260729 seconds
Amount of searched blacklists: 26 (2 inactive)