The server encountered a temporary error and could not complete your request.
Please try again in 30 seconds.
Even google needs rest , Server went down for more than 30 mins in India.
Where as it was accecible via Proxies, Between never trust proxies for email logging.
What to do ?
Emails are accesible via Android Apps and other mobile apps too, Just Browser logging was down.
You can flush your dns cache
Goto Start >>Run>>Type cmd
In command Prompt type
Load site again and Voilla !!!