DNSBL Spam Check

Checked IP: 52.101.41.183
rDNS/PTR record: mail-byapr04cu00307.inbound.protection.outlook.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail-byapr04cu00307.inbound.protection.outlook.com
20.3619 ms
Inactive: 2
Inactive
Response in: 4.4746041 seconds
Amount of searched blacklists: 26 (2 inactive)