DNSBL Spam Check

Checked IP: 165.21.1.9
rDNS/PTR record: corpmx.singnet.com.sg

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: corpmx.singnet.com.sg
934.4869 ms
Inactive: 2
Inactive
Response in: 5.5267069 seconds
Amount of searched blacklists: 25 (2 inactive)