[rbldnsd] Mail server don't check rbl server.

[Michael Tokarev]

Wayne Hahn wrote:
> 
> Hello all,
>  
>  I have a sendmail server and a Communigate server running on FreeBSD. I 
> have setup a rbldnsd server running on a stand alone FreeBSD server. I 
> have rsynced the files from spamhaus. If I use dig to test I get a 
> response back and I can look at my rbldnsd.log file and see the a 
> request was made from one of my mail servers. If I add the name 
> rbl.hamilton.net into my Communigate server I don't see any attempts in 
> my rbldnsd.log file the same is true with sendmail. So what is it that I 
> don't understand here ? I must be missing some fundamental concept here. 
> Here is the results of my dig and my /etc/mail/sendmail.cf lines.
>  
> dig @rbl.hamilton.net 163.111.3.4.rbl.hamilton.net
....

Sure: you have to delegate rbl.hamilton.net zone to
your rbldnsd.  Note you especially using @rbl...
option for dig to specify which nameserver to
query.  If there's no such an option in CGP or
sendmail, standard DNS zone delegation will do
the "trick".

/mjt