IPv6-working freemail status

[Antonio Querubin]

On Sat, 23 Jan 2010, Joseph T. Klein wrote:

> I have been seeing more rejections based on the AAAA record, took me a
> couple of passes to figure out why. By default XP SP2 is set with
> anonymous address interface identifiers. I had one XP system so set and
> had fixed IPv6 reverses on all other systems.
>
> In the last month we started to see rejected e-mail from mail sent by
> that system. I assume that some new widespread software patch just
> started to check the AAAA reverses.

Is that a user workstation whose mail client just uses only one outgoing 
smtp server?  Or is it operating as a mail relay for a bunch of users? 
Have you been able to isolate it to specific mail servers/domains?

Antonio Querubin
808-545-5282 x3003
e-mail/xmpp:  tony at lava.net