[ILUG] MX record question

[Lars Hecking]

> I think I need to do this because the MTA is not SENDMAIL and I need to be
> able to add subdoms programmically and we will not be doing the DNS when we
> launch.
> 
> Subdom will be added by the website, each new group will have a email
> alias
> 
> all at subdom.dom.net
> 
> as well as users
> 
> Auser at subdom.dom.net
> 
> 
>   The MTA will be able to accept reject subdoms (that bit is done) but I
> just need to make sure that they get there !
> 
> I don't have DNS & bind to hand - why dangerous?

 Because wildcards clash with search lists. They will also match
 subdom.dom.net.dom.net, which doesn't exist.

 But I think it should work in your situation, if the MTA is doing all
 the work. Which MTA are you using?