Try
http://www.unix.org.ua/orelly/perl/cookbook/ch18_10.htm
will not work if verify is not implemented
-----Original Message-----
From: listbounce@securityfocus.com [mailto:listbounce@securityfocus.com]
On Behalf Of kenneth_z@winisp.net
Sent: Tuesday, October 24, 2006 11:24 PM
To: security-basics@securityfocus.com
Subject: Re: Verifying E-Mail Addresses
No, that is not possible. You can not query such things against domain
that doesn't belong to you. Also if you can do such things, it is a
security issue for the remote domain (i.e. you can build a positive
dictionary as a result much after).
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