RE: [cobalt-users] Mail from hotmail users being trapped

["Dan Kriwitsky" <list1@xxxxxxxxxxxxxxxxxxxx>]

> Does anyone have any insight on this?  I don't recall 
> changing anything on my server during that time period, 
> except possibly installing the webmail package.
> 
> Aug 20 20:02:40 raq sendmail[30144]: UAA30144: 
> ruleset=check_mail, arg1=<wnordmeyer@xxxxxxxxxxx>, 
> relay=f142.law3.hotmail.com [209.185.241.142], reject=451 
> <wnordmeyer@xxxxxxxxxxx>... Sender domain must resolve Aug 20 
> 20:02:40 raq sendmail[30144]: UAA30144: 
> from=<wnordmeyer@xxxxxxxxxxx>, size=0, class=0, pri=0, 
> nrcpts=0, proto=ESMTP, relay=f142.law3.hotmail.com [209.185.241.142]
> 

It's possible that your host's DNS isn't finding hotmail.com and
mx02.hotmail.com for some reason. It's probably temporary. You should be
able to do an nslookup on your server for hotmail.com. If you can and
the mail is still generating that error check your host's or your
server's DNS.

-- 
Dan Kriwitsky

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