DNSBL Spam Check

Checked IP: 91.21.164.47
rDNS/PTR record: p5b15a42f.dip0.t-ipconnect.de

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.
216.9590 ms
Blacklisted: Barracuda Reputation Block List (for SpamAssassin)
Try to delist your IP from bb.barracudacentral.org
0.3800 ms
Not Listed: 23 checks
Check Response time
Found rDNS/PTR: p5b15a42f.dip0.t-ipconnect.de
21.7481 ms
Inactive: 2
Inactive
Response in: 4.0608552 seconds
Amount of searched blacklists: 25 (2 inactive)