DNSBL Spam Check

Checked IP: 52.101.187.1
rDNS/PTR record: mail-gvap278cu00301.inbound.protection.outlook.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail-gvap278cu00301.inbound.protection.outlook.com
12.9750 ms
Inactive: 2
Inactive
Response in: 23.8332431 seconds
Amount of searched blacklists: 25 (2 inactive)