DNSBL Spam Check

Checked IP: 81.173.83.185
rDNS/PTR record: smtp-relay01.sui-inter.net

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: smtp-relay01.sui-inter.net
41.0030 ms
Inactive: 2
Inactive
Response in: 24.3849609 seconds
Amount of searched blacklists: 25 (2 inactive)