DNSBL Spam Check

Checked IP: 203.55.21.73
rDNS/PTR record: mx73.a.outbound.createsend.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mx73.a.outbound.createsend.com
32.8321 ms
Inactive: 2
Inactive
Response in: 2.222769 seconds
Amount of searched blacklists: 26 (2 inactive)