DNSBL Spam Check

Checked IP: 40.107.21.136
rDNS/PTR record: mail-vi1eur05on2136.outbound.protection.outlook.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mail-vi1eur05on2136.outbound.protection.outlook.com
0.4342 ms
Inactive: 2
Inactive
Response in: 4.5512261 seconds
Amount of searched blacklists: 26 (2 inactive)