Security Basics mailing list archives

RE: smtp relay tester?


From: Dan Phan <dan.phan () beyond2020 com>
Date: Mon, 17 Mar 2003 13:12:08 -0500

do this:

[root@unixbox user]# telnet "URL or IP of mail server" 25
Trying "ip of the mail server"...
Connected to "URL or IP of mail server"
Escape character is '^]'.
220 "URL or IP of mail server" ESMTP Server (Mail Server Banner....) ready
mail from: me () anything com
250 OK - mail from <me () anything com>
rcpt to: anyone () anyone com
550 Relaying is prohibited

if you see:

550 Relaying is prohibited....

You are safe :)

Dan

-----Original Message-----
From: Nuzman [mailto:nuzman () shreve net]
Sent: Friday, March 14, 2003 1:02 PM
To: security basics
Subject: smtp relay tester?


Hi,

I'm looking for a SMTP relay tester. Any suggestions?

Nuzman


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