I would have though a simple HTML web response suggesting "The market is currently closed until tomorrow." would have worked well as their current server respon

I would have though a simple HTML web response suggesting "The market is currently closed until tomorrow." would have worked well as their current server response. I'm generally curious as to what's going on here, only because I went to their web site expecting to find the MOEX was closed, but instead found their site appeared to be down.