DNSBL Spam Check

Checked IP: 52.101.68.5
rDNS/PTR record: mail-du2pr03cu00105.inbound.protection.outlook.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail-du2pr03cu00105.inbound.protection.outlook.com
15.9881 ms
Inactive: 2
Inactive
Response in: 24.6131101 seconds
Amount of searched blacklists: 26 (2 inactive)