DNSBL Spam Check

Checked IP: 74.6.231.21
rDNS/PTR record: media-router-fp74.prod.media.vip.ne1.yahoo.com

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: media-router-fp74.prod.media.vip.ne1.yahoo.com
4.2150 ms
Inactive: 2
Inactive
Response in: 4.6046879 seconds
Amount of searched blacklists: 26 (2 inactive)