Moments ago I got two times this error:
503 Backend fetch failed
Our servers are having problems at the moment. Please try again in a few minutes. There may be additional information on our Twitter and Facebook pages.
Please provide the details below if you report this error to the system administrators via https://phabricator.miraheze.org:
Error 503 Backend fetch failed, forwarded for 83.247.102.164, 127.0.0.1 (Varnish XID 4456698) via cp4 at Thu, 08 Feb 2018 10:56:49 GMT.
We apologize for this inconvenience. The system administrators should be investigating it, and this wiki should be back up soon.