Lisa Muir wrote:
> 
> if you wish to check whether 192.168.1.100 is listed in the UBL, you
> would perform a DNS lookup on 100.1.168.192.ubl.unsubscore.com
> 
> Is this how the web configured DNS blacklists work

Yes, that is the standard process for DNS based blacklists.

> I was hoping to migrate
> the blacklist lookups to a localhost BIND and effectly use it as a
> proxy for courier to make one single rdns lookup on, but if they all
> operate like lashback, then thats not going to work with multiple
> dnsbl's

You can't reduce the number of lookups performed, but you can use a 
local DNS server for caching.


-------------------------------------------------------------------------
This SF.net email is sponsored by: Microsoft
Defy all challenges. Microsoft(R) Visual Studio 2008.
http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/
_______________________________________________
courier-users mailing list
[email protected]
Unsubscribe: https://lists.sourceforge.net/lists/listinfo/courier-users

Reply via email to