DNSBL Spam Check

Checked IP: 52.101.8.52
rDNS/PTR record: mail-ds0pr09cu00104.inbound.protection.outlook.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail-ds0pr09cu00104.inbound.protection.outlook.com
43.1530 ms
Inactive: 2
Inactive
Response in: 3.1182339 seconds
Amount of searched blacklists: 26 (2 inactive)