DNSBL Spam Check

Checked IP: 159.183.213.204
rDNS/PTR record: o23.mailrelay.okta.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: o23.mailrelay.okta.com
11.1320 ms
Inactive: 2
Inactive
Response in: 23.954006 seconds
Amount of searched blacklists: 25 (2 inactive)