DNSBL Spam Check

Checked IP: 52.101.185.14
rDNS/PTR record: mail-zr1p278cu00206.inbound.protection.outlook.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail-zr1p278cu00206.inbound.protection.outlook.com
35.1181 ms
Inactive: 2
Inactive
Response in: 24.645056 seconds
Amount of searched blacklists: 25 (2 inactive)