This testing tool allows users to scan and check their open relay servers. It tests smtp relays, blind anonymous relays and public proxy lists also. Used by some people at abuse.net and sendmail.org to test open relays. Site Features include : Open.. Read More...
$35.00 - DigiArch.org
RelayTest Pro is a tool for network administrators, that allows to test a specified mail server for open relays. It runs series of tests designed to detect open relays and create a detailed report of the findings. Read More...
$48.00 - NPUST SOFTWARE
It can search for smtp server also locates and identifies open relay SMTP servers. It is an all in one program, you tell it how to scan and it does ALL of the work for you. No more using 3 or 4 programs and wasting hours of your time Read More...
$95.00 - GECAD TECHNOLOGIES
AXIGEN Gateway is a secure mail relay server, available for many Linux distributions, FreeBSD, OpenBSD, NetBSD and Solaris. AXIGEN uses firewall-like connection rules and is capable of integrating with most anti-virus / anti-spam applications. Read More...
WorldCast is a free two-in-one tool: A free bulk email software and also an e-mail address validator. It detects many of the common invalid addresses that exists on almost any emailing list, reporting bad email addresses, time-out operations, etc.
mxORB is a server-side spam filter that consistently blocks over 98% of unsolicited commercial email (also known as spam) at a fraction of the cost of other filtering solutions.