Re: [cobalt-users] RaQ4 'domain of sender does not resolve'

[David Lucas <david@xxxxxxxxxxxxxxxx>]

At 02:39 PM 4/6/2002, you wrote:
> My RaQ4 is rejecting an incoming email. Maillog says:
>
> Apr  6 12:16:11 www sendmail[32183]: g36BEti32183: ruleset=check_mail,
> arg1=<[sender-name]@RADVIEW.COM>, relay=finch-post-12.mail.demon.net
> [194.217.242.41], reject=451 4.1.8 <[sender-name]@RADVIEW.COM>... Domain of
> sender address [sender-name]@RADVIEW.COM does not resolve
>
> I have replaced the guy's name with [sender-name] but everything else here
> is genuine.
>
> The sending server keeps trying every four hours.
>
> I think Radview are having some DNS problems because my users can't send to
> them either. This doesn't really matter, but is there an easy, temporary way
> to make the RaQ less fussy so that this message can come in despite the
> resolution problem?
>
> Many thanks
>
> --

Are you sure the return address is real.  If you are not sure, got to 
http://network-tools.com and put the email address in the box and tell it 
to check the email address.  You can make it work by allowing relaying I 
believe.  They can send then and so can everyone else.