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You can add this report to the License Statistics Dashboard. Learn more about customizing the Dashboard.
License Server Uptime chart
The License Server Uptime chart shows statistics about the license server status. (Note that the chart displays data for realtime servers only.)
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You can hover your mouse over the dots of the chart to see tooltips that show the precise information of the time of one of the above events and optionally (if there is any), an error log message.
Saving and reloading data
If desired, you can save the License Server Uptime chart using the Save button at the top left of the chart. You can also reload the data by clicking the Refresh icon 
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Specifying the time interval for results
To specify a time period for which to view license server uptime, select Time Interval option from the Settings area:
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