DNSBL Spam Check

Checked IP: 52.101.164.0
rDNS/PTR record: mail-mrzp264cu00100.inbound.protection.outlook.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail-mrzp264cu00100.inbound.protection.outlook.com
13.6528 ms
Inactive: 2
Inactive
Response in: 2.5847611 seconds
Amount of searched blacklists: 26 (2 inactive)