DNSBL Spam Check

Checked IP: 35.163.207.191
rDNS/PTR record: guardpost-n12.usw2.mailgun.co

Listed: 2 findings
Finding Response time
Blacklisted: usenix.org
Try to delist your IP from all.s5h.net
Follow the instrucion on this website.
26.6950 ms
Blacklisted: SpamRATS! all
Try to delist your IP from all.spamrats.com
124.8388 ms
Not Listed: 24 checks
Check Response time
Found rDNS/PTR: guardpost-n12.usw2.mailgun.co
31.8980 ms
Inactive: 2
Inactive
Response in: 1.745019 seconds
Amount of searched blacklists: 26 (2 inactive)