Query for valid email

[Skip Kimpel]

Overall, it sounds like this may not be a good path to down as the remote
server might consider me to be a spammer and I have the potential of
getting my IP blocked.  Possible but not recommend is my takeaway from this.

Thank you everybody for your research and input.

SKIP

On Fri, Apr 29, 2016 at 11:07 AM, Bob Sneidar <bobsneidar at iotecdigital.com>
wrote:

> I should also mention that telnet that is built into Windows does not have
> any SSL libraries built in, so even if you knew how to use TL in a telnet
> session, you wouldn't be able to do it.
>
> There is however a utility called SMTPConsole, which is free. The author
> compiled a telnet client with SSL/TLS libraries built in. I use it to test
> whether the information provided to me by a customer for their copier is
> valid or not, and whether or not I can create a secure session from within
> their local area network.
>
> Bob S
>
>
> On Apr 29, 2016, at 08:03 , Bob Sneidar <bobsneidar at iotecdigital.com
> <mailto:bobsneidar at iotecdigital.com>> wrote:
>
> This advice in this article works if the mail server does not encrypt or
> use authentication, and almost all internet accessible servers do. After
> EHLO, you would need to enable TLS, then log in. If you did not do this the
> server would disconnect as soon as you used MAIL FROM:. Also, this only
> works if the relay you are speaking to hosts the account. If another server
> does, this will not work.
>
> Bob S
>
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