Re: Large ISP which use Postfix

Peter Tselios wrote:
> Hallo,
> I need to prepare a presentation for my company because we plan to
> deploy a new mail system. I need to know the names of some medium to
> large ISPs that uses Postfix as their SMTP server. Do you know where I
> can find that information?
>

T-Online in Hungary uses Postfix.

$ host t-online.hu
t-online.hu has address 84.2.36.211
t-online.hu mail is handled by 10 mx.t-online.hu.
$ telnet mx.t-online.hu 25
Trying 84.2.44.11...
Connected to mx.t-online.hu.
Escape character is '^]'.
220 mx04a.mail.t-online.hu ESMTP
help
502 5.5.2 Error: command not recognized
quit
221 2.0.0 Bye
Connection closed by foreign host.

HTH,
M.

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