DNSBL Spam Check

Checked IP: 193.203.253.27
rDNS/PTR record: smtp16.hosttech.eu

Listed: 1 findings
Finding Response time
Blacklisted: usenix.org
Try to delist your IP from all.s5h.net
Follow the instrucion on this website.
68.3150 ms
Not Listed: 24 checks
Check Response time
Found rDNS/PTR: smtp16.hosttech.eu
71.4660 ms
Inactive: 2
Inactive
Response in: 24.2189102 seconds
Amount of searched blacklists: 25 (2 inactive)