Tony Finch wrote:
> This is exactly why I was keen to get IPv6 connectivity for sesame, to try
> and weed out any interop problems. Of course this doesn't work if people
So, can you tell me why sesame delivers to mx.ymmv.de with IPv4 most of
time, but there are times it keeps using IPv6.
The other direction usually uses IPv6, this month only 2 exceptions: