DNSBL Spam Check

Checked IP: 2001:4ca0:4101:0:81:bb:cc:cd
rDNS/PTR record: mxusm4.usm.uni-muenchen.de

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: mxusm4.usm.uni-muenchen.de
373.9879 ms
Inactive: 2
Inactive
Response in: 7.5746901 seconds
Amount of searched blacklists: 25 (2 inactive)