DNSBL Spam Check

Checked IP: 54.159.173.91
rDNS/PTR record: s2.email.freshdesk.com

Listed: 4 findings
Finding Response time
Blacklisted: usenix.org
Try to delist your IP from all.s5h.net
Follow the instrucion on this website.
26.1550 ms
Blacklisted: SORBS Aggregate zone (problems)
Try to delist your IP from problems.dnsbl.sorbs.net
Follow the instrucion on this website.
22.7480 ms
Blacklisted: SORBS Spamhost (any time)
Try to delist your IP from spam.dnsbl.sorbs.net
Follow the instrucion on this website.
103.8871 ms
Blacklisted: Spamhaus ZEN
Try to delist your IP from zen.spamhaus.org
Follow the instrucion on this website.
21.6780 ms
Not Listed: 22 checks
Check Response time
Found rDNS/PTR: s2.email.freshdesk.com
19.0609 ms
Inactive: 2
Inactive
Response in: 2.0241501 seconds
Amount of searched blacklists: 26 (2 inactive)