As we know that, Windows Azure is actually massive data centers that maintained by Microsoft. At the time this article is written, Windows Azure Platform data center are distributed in 6 sub-region over the world, namely:
Although committed as high availability service, at certain case data center are unavailable (such as: performance degradation or service interruption) due to maintenance or operational matters.
There’re many services provided by Windows Azure including Compute instance, Storage, SQL Azure, etc. We can check the status of each sub-region through this Windows Azure service dashboard.
As we notice that, we could also subscribe the health of each service through RSS so that we would be able to track its status.