* on the Wed, Oct 16, 2013 at 09:38:57PM +0200, Heiko Schlittermann wrote:
> It seems that GMX and WEB.de had DNS problems today. They started
> rejecting mails from us already at MAIL-FROM with about the same
> excuse "invalid DNS A/AAAA resource record".
>
> 2013-10-16 16:21:40 H=mail._______.de (udo._______.__) [217.__.___.__] I=[84.19.194.3]:587 F=<uta.________@_______.de> rejected RCPT <________.sebastian@???>: response to "MAIL FROM:<uta.________@_______.de>" from mx00.gmx.net [213.165.67.99] was: 550-Requested action not taken: mailbox unavailable\n550 invalid DNS A/AAAA resource record
I know this is not strictly Exim related and certainly not Exim dev
related, but to give this thread some closure, the problem was/is? at
GMX's end:
https://www.heinlein-support.de/blog/mailserver/gmx-blockt-e-mail-adressen-ohne-aaaaa-record/
And if you don't speak German:
http://translate.google.com/translate?hl=en&sl=auto&tl=en&u=http://www.heinlein-support.de/blog/mailserver/gmx-blockt-e-mail-adressen-ohne-aaaaa-record/
--
Mike Cardwell https://grepular.com/ http://cardwellit.com/
OpenPGP Key 35BC AF1D 3AA2 1F84 3DC3 B0CF 70A5 F512 0018 461F
XMPP OTR Key 8924 B06A 7917 AAF3 DBB1 BF1B 295C 3C78 3EF1 46B4