On Thu, 12 Oct 2017, Jeff King wrote:
> On Fri, Oct 13, 2017 at 01:18:00AM +0200, Johannes Schindelin wrote:
>
> > [who I had to cull from the To:/Cc: headers, as my mailer consistently
> > told me that there is no valid DNS record to route mail to
> > [email protected], which *is* weird.]
>
> You are not the only one to mention this, so I did 60 seconds of
> digging. Turns out that the MX of crashcourse.ca points to a CNAME
> (mail.crashcourse.ca), which is explicitly forbidden by RFC 2181
> (section 10.3). Some MTAs are picky about this and others are not
> (mine isn't, so I've added Robert back to the cc so he sees this).
ok, i'll tell my admin about this, thanks.
rday
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Robert P. J. Day Ottawa, Ontario, CANADA
http://crashcourse.ca
Twitter: http://twitter.com/rpjday
LinkedIn: http://ca.linkedin.com/in/rpjday
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