DNSBL Spam Check

Checked IP: 139.185.42.63
rDNS/PTR record: dub1-smtp-2.onbmc.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: dub1-smtp-2.onbmc.com
18.5421 ms
Inactive: 2
Inactive
Response in: 6.863075 seconds
Amount of searched blacklists: 26 (2 inactive)