DNSBL Spam Check

Checked IP: 116.203.221.154
rDNS/PTR record: srv21.neckar-system.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: srv21.neckar-system.com
1.1182 ms
Inactive: 2
Inactive
Response in: 4.727787 seconds
Amount of searched blacklists: 25 (2 inactive)