MTAs used

Wed Aug 26 23:51:26 UTC 2009

Valdis.Kletnieks at vt.edu writes:
> On Wed, 26 Aug 2009 16:50:51 +0300, Sharef Mustafa said:
>> Can anyone please point me to a list of the most used MTAs (mail
>> servers) and their market share?
>
> Now, did you want that in terms of "number of copies installed" or
> "amount of mail handled"?  

Or maybe "used by most real companies"?
http://www.oreillynet.com/pub/a/sysadmin/2007/01/05/fingerprinting-mail-servers.html

Bjørn