DNSBL Spam Check

Checked IP: 149.72.59.109
rDNS/PTR record: wrqvpbsd.outbound-mail.sendgrid.net

Listed: 3 findings
Finding Response time
Blacklisted: usenix.org
Try to delist your IP from all.s5h.net
Follow the instrucion on this website.
102.7899 ms
Blacklisted: SORBS Aggregate zone (problems)
Try to delist your IP from problems.dnsbl.sorbs.net
Follow the instrucion on this website.
101.5341 ms
Blacklisted: SORBS Spamhost (any time)
Try to delist your IP from spam.dnsbl.sorbs.net
Follow the instrucion on this website.
103.7459 ms
Not Listed: 23 checks
Check Response time
Found rDNS/PTR: wrqvpbsd.outbound-mail.sendgrid.net
33.0861 ms
Inactive: 2
Inactive
Response in: 8.6622732 seconds
Amount of searched blacklists: 26 (2 inactive)