Server down? and its happens again

Problem description:
Seem like the server was down again, i can’t login to Escargot
Error code/error message:
Screenshot_138
Screenshot_145
What has been tried so far:
Reconnect, checking status and got
502 Bad Gateway
Screenshot_139
Messenger version:
8.5, 8.0.0683.00_branches
Windows version:
Windows 8.1