Your check is a little bit too simple for this. What about source routed message for example?
At 01:12 PM 3/17/2003 -0500, you wrote:
do this:
[EMAIL PROTECTED] 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: [EMAIL PROTECTED] 250 OK - mail from <[EMAIL PROTECTED]> rcpt to: [EMAIL PROTECTED] 550 Relaying is prohibited
if you see:
550 Relaying is prohibited....
You are safe :)
Dan
-----Original Message----- From: Nuzman [mailto:[EMAIL PROTECTED] 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
