DNSBL Spam Check

Checked IP: 52.101.73.16
rDNS/PTR record: mail-as2pr05cu00100.inbound.protection.outlook.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail-as2pr05cu00100.inbound.protection.outlook.com
8.8449 ms
Inactive: 2
Inactive
Response in: 23.7890348 seconds
Amount of searched blacklists: 25 (2 inactive)