The Platform status widget shows the uptime percentage (SLA) of the platform and the uptime of the created embedded webchats. The uptime is setup as follows:
Every 5 minutes the platform runs tests across the following regions:
Central US
East US
North Central US
South Central US
West Europa
West US
The total percentage is an accumulated total of the last 30 days.

(if you need tests in additional regions, please contact us)