Microsoft Azure users around the globe are now facing service interruption to cloud services, virtual machines, backup service, websites, and more in multiple regions. Microsoft acknowledged the issue and they are working to restore the services. They also noted that Azure core components are working fine.
Starting at 18 Aug 2014 17:49 UTC we are experiencing an interruption to Azure Services, may include Cloud Services, Virtual Machines, Websites, Automation, Service Bus, Backup, Site Recovery, HDInsight, Mobile Services and possible other Azure Services in multiple regions. We are currently evaluating options to restore service. The next update will be provided in 15 minutes.
You can check this page for live status.