Hello, I've got the same problem too since this morning... I even tried to send mail to Yahoo with a test server with an IP address I never used for a mail server, and I also get the 451 error message...
Marco -----Message d'origine----- De : [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] De la part de tôba Envoyé : mardi 11 novembre 2008 15:59 À : Postfix users Cc : Robert Schetterer; mouss Objet : Re: has yahoo mailservers problems ? On Tue, 11 Nov 2008 13:20:36 +0100 Robert Schetterer <[EMAIL PROTECTED]> wrote: > mouss schrieb: > > Robert Schetterer wrote: > >> Gerard schrieb: > >>> On Tue, 11 Nov 2008 12:09:16 +0100 > >>> Robert Schetterer <[EMAIL PROTECTED]> wrote: > >>> > >>>> double checked this on different mailservers > >>>> on different nets , at current i cant deliver out mail to > >>>> yahoo.de/com anyone else notices same problems? > >>> Lacking a functioning crystal ball, debugging your problem sans > >>> mail logs, etc, is going to be quite difficult. Perhaps you might > >>> consider including them, along with the output of 'postconf -n' > >>> and any other pertinent information regarding this phenomena you > >>> are experiencing. > >>> > >> nonsense, simply look at your queue > >> on all my mailservers yahoo mailservers give > >> 451 at the moment or equal > >> i only want to know if its the same anywhere > >> but i allready checked this with other postmasters > >> its the the same elsewhere, so kick your crystal ball to the moon > > > > > > actually, your original post was unclear (and crystal ball was > > needed). "cant deliver" may mean a lot of things (for example, "you > > are rejected", "you can't connect", "mail is sent to /dev/null", > > "you get a bounce", ... etc). 451 is "defer". would you say "cant > > deliver" if a server greylists you? > > > > add to this that we assume that "everybody" knows about yahoo rate > > limiting practice, so this is eliminated from the list of candidate > > interpretations. > > > > anyway. yes, yahoo do that since a long time. nothing to worry about > > unless you need to send a lot of mail to yahoo. if you need to send > > a lot of mail, you'll need to get whitelisted. see the URL in the > > "error" text. > > thx mouss for your qualified info, but this appeared just this > morning, and i hadnt include > their error because they have plenty of servers which give different > error codes ( which make no sense at all ) > at all they give no usefull information, i checked the log on one > of my mailservers ,and only ten mails to yahoo were delivered > during last night, so it cant be a traffic limiting, after all i > slowed down deliver rate to yahoo since years allready Robert, in my side: yes, my server have pain to deliver mails to yahoo now. It's "451 Message temporarily deferred" since this moring. Tôba