Does the MailScanner have a delay in getting an email like with MailFoundry?
No, it does not. Since the MailFoundry needed time to detect spam signatures from new spams that are constantly generated, the MailFoundry box likes to hold all incoming email from a new source (sender) for up to 15 minutes while it waits to see if that sender or that message template appears is identified as spam by the MailFoundry team. This is of course irritating AND it does not always work! If you happen to have a directed attack of nasty spam messages at a certain user or few users, of if your domain happens to be at the TOP of a spammer list of thousands of domains that are about to get hit, then you may be out of luck with the MailFoundry! If the spammer is able to configure dns settings and buy IP transit from a legitimate host that is not currently blacklisted, then the spam will make it through to your Inbox. MailScanner is smarter about being able to actually look at the content of the message (words AND links, picture, etc) and not just the structure or template. Thus Mail
