DNSBL Spam Check

Checked IP: 52.142.217.3
rDNS/PTR record: apsopostfrel03.westeurope.cloudapp.azure.com

Listed: 1 findings
Finding Response time
Blacklisted: usenix.org
Try to delist your IP from all.s5h.net
Follow the instrucion on this website.
101.2559 ms
Not Listed: 25 checks
Check Response time
Found rDNS/PTR: apsopostfrel03.westeurope.cloudapp.azure.com
24.4882 ms
Inactive: 2
Inactive
Response in: 8.2209301 seconds
Amount of searched blacklists: 26 (2 inactive)