Should we start using domainkeys for unmoderated postings to these lists?

[JT Moree]

We're already enforcing SPF, fwiw, but mozilla.org doesn't have an SPF
> record (for historical reasons - there's a lot of folks sending email
> from the mozilla.org domain name that we haven't been able to convince
> to use our mail servers to send it).

Too bad for them.  It's your domain.  Do with it as you need to.
-  
JT Moree
System Admin
www.kahalacorp.com
480.362.4800
480.362.4405 direct