DNSBL Spam Check

Checked IP: 205.251.168.21
rDNS/PTR record: 205-251-168-21.static.cisp.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: 205-251-168-21.static.cisp.com
578.5708 ms
Inactive: 2
Inactive
Response in: 2.556071 seconds
Amount of searched blacklists: 26 (2 inactive)