[UPHPU] php-generated mail not being delivered

thebigdog bigdog at venticon.com
Thu Jul 21 17:54:17 MDT 2011

On 7/21/11 5:45 PM, Wade Preston Shearer wrote:
> I have a site where visitors are making charitable donations. A receipt is
> emailed to them. A high percentage of these email receipts are bouncing.
> Here is an example of diagnostic information being returned by one of the
> rejecting email servers:
> mail.orcon.net.nz #<mail.orcon.net.nz #5.0.0 smtp; 550-Verification failed
> for <apache at dmzweb11.dmz.local> 550-Unrouteable address 550 Sender verify
> failed> #SMTP#
> Original message headers:
> http://pastie.org/2251238
> Why would it work about eighty percent of the time but not the other twenty?
> Could the problem be that the mail is coming from an internal server name
> "dmzweb11.local" instead of a public domain name?

yep, looks like their server is doing a verification on your server and it does
not find a route back to your server.


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