DNSBL Spam Check

Checked IP: 52.101.185.13
rDNS/PTR record: mail-zrzp278cu00205.inbound.protection.outlook.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail-zrzp278cu00205.inbound.protection.outlook.com
13.0758 ms
Inactive: 2
Inactive
Response in: 1.79705 seconds
Amount of searched blacklists: 26 (2 inactive)