DNSBL Spam Check

Checked IP: 80.121.243.52
rDNS/PTR record: newsletter.sisworld.com

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: newsletter.sisworld.com
15.4631 ms
Inactive: 2
Inactive
Response in: 4.607482 seconds
Amount of searched blacklists: 25 (2 inactive)