The site has been unavailable tonight since just after 7PM until a couple of minutes ago, due to problems at the hosting company - their entire data centre was cut off from the rest of the internet.
Sometimes when there are major problems like this it can take a while for things to return to normal so there may be more downtime or slowness tonight.
Sometimes when there are major problems like this it can take a while for things to return to normal so there may be more downtime or slowness tonight.