DNSBL Spam Check

Checked IP: 91.216.51.134
rDNS/PTR record: mx1.msz.gov.pl

Not Listed: 26 checks
Check Response time
Found rDNS/PTR: mx1.msz.gov.pl
81.6820 ms
Inactive: 2
Inactive
Response in: 4.875406 seconds
Amount of searched blacklists: 26 (2 inactive)