How to fix - 473 "e-mail address" relaying prohibited. You sho

A

ANTROD

I'm getting this error message on only some of my e-mails but consistantly on
the same ones, what can I do to send e-mails to these recipients? The full
error message is : 473 (person's e-mail address) relaying prohibited. You
should authenticate first
 
F

F. H. Muffman

ANTROD said:
I'm getting this error message on only some of my e-mails but consistantly
on
the same ones, what can I do to send e-mails to these recipients? The full
error message is : 473 (person's e-mail address) relaying prohibited. You
should authenticate first
Click to expand...

So, the users who you can always mail successfully, is there anything
similar about them? Are they all on the same domain?
 

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