please dont rip this site

Validating an email address before (or without) sending an email 

telnet 192.168.0.6:25  'this responds with the mail server infor
helo my.domain.com 'sends request to mail server
mail from: <user@domain.com> ' you need this so their is a sender should reply ok
rcpt to: <reciever@theirdomain.com> '  this will check for a valid mailbox on that domain

For example... 

220 nt.massmind.org ESMTP server (Post.Office v3.5.3 release 223 ID# 0-0U10L2S100V35) ready Tue, 11 Sep 2001 12:22:27 -0700
HELO nt.massmind.org
250 nt.massmind.org
MAIL FROM:<james@massmind.org>
250 Sender <james@massmind.org> Ok
rcpt to:<stacey@efplus.com>
550 Invalid recipient <stacey@efplus.com>
rcpt to:<sw@efplus.com>
250 Recipient <sw@efplus.com> Ok

See also:

file: /Techref/inet/smtpvalidate.htm, 1KB, , updated: 2012/11/16 12:26, local time: 2024/12/25 11:23,
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<A HREF="http://linistepper.com/techref/inet/smtpvalidate.htm"> Validating and email address before (or without) sending an email</A>
After you find an appropriate page, you are invited to your to this massmind site! (posts will be visible only to you before review) Just type a nice message (short messages are blocked as spam) in the box and press the Post button. (HTML welcomed, but not the <A tag: Instead, use the link box to link to another page. A tutorial is available Members can login to post directly, become page editors, and be credited for their posts.


Link? Put it here: 
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