DNSBL Spam Check

Checked IP: 40.107.107.88
rDNS/PTR record: mail-sy4aus01on2088.outbound.protection.outlook.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail-sy4aus01on2088.outbound.protection.outlook.com
41.3630 ms
Inactive: 2
Inactive
Response in: 2.0858381 seconds
Amount of searched blacklists: 26 (2 inactive)