DNSBL Spam Check

Checked IP: 15.204.59.74
rDNS/PTR record: mta28.windifferent.com

Listed: 2 findings
Finding Response time
Blacklisted: Barracuda Reputation Block List
Try to delist your IP from b.barracudacentral.org
Follow the instrucion on this website.
107.5511 ms
Blacklisted: Barracuda Reputation Block List (for SpamAssassin)
Try to delist your IP from bb.barracudacentral.org
106.8690 ms
Not Listed: 24 checks
Check Response time
Found rDNS/PTR: mta28.windifferent.com
131.3930 ms
Inactive: 2
Inactive
Response in: 7.189441 seconds
Amount of searched blacklists: 26 (2 inactive)