test ipv6 send

[Nick Gustas]

Nick Gustas wrote:
>
> odd that mx2.freebsd.org defaults to ipv4 send, probably safer that 
> way for now. I'll setup a ipv6 only subdomain and see what it does.
>
Well, maybe it doesn't, it must have had my old ipv4 only A record from 
yesterday cached from normal list deliveries. Now all stuff going to my 
main dual A/AAAA MX from mx2.freebsd.org is defaulting to ipv6. excellent.