Matt Bazan wrote:

In need of external 3rd party site monitoring solution. Nothing fancy. Need to be alerted if site (HTTP/S, SMTP, TCP connect based) goes down (email, pager). Off list fine, thanks.

http://www.alertsite.com/ give us http availability which we can configure to alert us in a number of ways. Also give us very useful performance statistics aggregated from a day and weekly statistics, by email in human readable and XML form (which means pulling it out of the mail and dropping it into a database is handy.) For maximum offsite monitoring, a colo'd box with nagios is likely to be most flexible, but time consuming to setup and get right (as soon as you have something which can be turned into a powerful monitoring system, you will want it to perform exactly that task !) Let us know what you finally do, -a