Mail Server Relay Testing
 

Sonora Communications, Inc.

  • Increase font size
  • Default font size
  • Decrease font size

Mail Server Relay Testing

E-mail Print PDF

These are just some quick notes for how to test your mail server to make sure it is not an 'open relay' that spammers can abuse.

SMTP Relay Testing

Two tools for open-relay testing:

mail-abuse.org

This is an easy-to-run test and will detect most open relays.

Run this command from the mail server to be tested. 

telnet relay-test.mail-abuse.org

There are 19 tests. It stops after a test doesn't fail.

monkeys.com

Download the MRT tester.

It is a perl script. It shows several vulnerabilities. You can use their test patterns or create your own. Has both terse and verbose output options. This has about 27 tests in the default patterns.

More Info

http://www.spamlinks.net/prevent-secure-relay-test.htm 

Last Updated on Sunday, 06 July 2008 21:20