DNSBL Spam Check

Checked IP: 20.107.239.64
rDNS/PTR record: mail-eur-cu02-db.northeurope.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.
101.7220 ms
Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mail-eur-cu02-db.northeurope.cloudapp.azure.com
21.4670 ms
Inactive: 2
Inactive
Response in: 1.9707751 seconds
Amount of searched blacklists: 26 (2 inactive)