Downtime for World Pyro Olympics’ Official Site
Even the site itself couldnt handle huge amount of traffic. For more than 12hrs, the site is still returning an error 509. It’s a bit frustrating.
Bandwidth Limit Exceeded
The server is temporarily unable to service your request due to the site owner reaching his/her bandwidth limit. Please try again later.
The sponsoring host must do something about it though.
The 4xx codes are intended for cases in which the client seems to have erred, and the 5xx codes for the cases in which the server is aware that the server has erred. It is impossible to distinguish these cases in general, so the difference is only informational.