Yahoo and their mail filters..
jeffshultz at wvi.com
Wed Feb 25 17:58:20 UTC 2009
Micheal Patterson wrote:
> This may be old news, but I've not been in the list for quite some time.
> At any rate, is anyone else having issues with Yahoo blocking /
> deferring legitimate emails?
> My situation is that I host our corporate mx'ers on my network, one of
> the companies that we recently purchased has Yahoo hosting their domains
> mail. Mail traffic to them is getting temporarily deferred with the "421
> 4.7.0 [TS01] Messages from xxx.xxx.xxx.xxx temporarily deferred due to
> user complaints - 188.8.131.52;
> see http://postmaster.yahoo.com/421-ts01.html"
> The admin of the facility has contacted Yahoo about this but their
> response was for "more information" when they were told that traffic
> from my mx to their domain was to being deferred. I may end up just
> having them migrate to my systems just to maintain company
> communications if we can't clear this up in a timely manner.
> Micheal Patterson
Yep, it's been happening to us - various explanations - and I've got at
least one annoyed customer because of it.
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