Managing personal Outlook.com account settings, security, and privacy
I have the same problem in two accounts.
After login on outlook.com show this error:
A caixa de correio não está disponível. Aguarde 30 segundos e tente aceder novamente.
X-ClientId: 7E5798FA400F40F492956B7B498B3609
X-OWA-Error: Microsoft.Exchange.Data.Storage.WrongServerException
X-OWA-Version: 15.1.534.18
X-FEServer: AM3PR02CA0017.EURPRD02.PROD.OUTLOOK.COM
X-BEServer: AM3PR06MB1265
Date: 03/07/2016 22:50:15