DNSBL Spam Check

Checked IP: 52.101.234.4
rDNS/PTR record: mail-ak1p299cu00304.inbound.protection.outlook.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail-ak1p299cu00304.inbound.protection.outlook.com
34.4119 ms
Inactive: 2
Inactive
Response in: 4.6745932 seconds
Amount of searched blacklists: 25 (2 inactive)