sink.arpa question

Tony Finch dot at dotat.at
Sun Dec 20 09:26:16 CST 2009


On Fri, 18 Dec 2009, Jason Bertoch wrote:
>
> Do metrics exist on how many current installs still rely on the implicit
> MX?

It's very common for email from web servers to be poorly configured such
that it uses the webserver's hostname as the return path's mail domain.

Tony.
-- 
f.anthony.n.finch  <dot at dotat.at>  http://dotat.at/
GERMAN BIGHT HUMBER: SOUTHWEST 5 TO 7. MODERATE OR ROUGH. SQUALLY SHOWERS.
MODERATE OR GOOD.




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