I would not be surprised if it was. The specific problem I'm having is that the domain login.live.com is failing to load. Given that this domain handles logins

I would not be surprised if it was. The specific problem I'm having is that the domain login.live.com is failing to load. Given that this domain handles logins for all of Microsoft's services, it's not surprising to me that a failure here would cause failures across a number of other services.