DNSBL Spam Check

Checked IP: 101.53.172.224
rDNS/PTR record: smtp01-hnd-sp1.mta.salesforce.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: smtp01-hnd-sp1.mta.salesforce.com
13.7088 ms
Inactive: 2
Inactive
Response in: 2.2343519 seconds
Amount of searched blacklists: 26 (2 inactive)