Den 2012-08-21 16:53, Alfonso Alejandro Reyes Jiménez skrev:
[root@mail ~]# host 107.178.203.192.zen.spamhaus.org Host 107.178.203.192.zen.spamhaus.org not found: 3(NXDOMAIN) [root@mail ~]#
dig +trace 107.178.203.192.zen.spamhaus.org where does it fail ? then contact the nameservers that reject you queries
