Bob T. Monkey continuously monitors the status of Remember The Milk and all related services. If there are any interruptions in service (oh no!), we'll keep you informed here. If you're experiencing a problem not mentioned here, please contact us or tweet us at @rememberthemilk.
We monitor our availability and response time from all over the world via a custom-built monitoring network. You can view response time statistics if you like shiny live-updating graphs.