DNSBL Spam Check

Checked IP: 2001:4dc8:200:0:250:56ff:feab:ca8a
rDNS/PTR record: relay21.tmt.de

Not Listed: 25 checks
Check Response time
Found rDNS/PTR: relay21.tmt.de
424.0489 ms
Inactive: 2
Inactive
Response in: 3.603632 seconds
Amount of searched blacklists: 25 (2 inactive)