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Website Uptime Calculator

Calculate downtime allowed for a selected uptime target.

How to use this calculator

What to enter

Enter or select the following as requested: Uptime Target (%); Period. Follow the units, valid ranges, examples, and options displayed beside each field.

What the result means

The infrastructure result estimates cost, capacity, transfer time, reliability, or deployment performance from the workload, resource, rate, and time-period values entered. Check provider pricing units, utilization assumptions, redundancy, and whether data transfer or support charges are included.

When to use it

Use this for preliminary infrastructure planning or operational comparisons. Validate current provider prices and service limits, and test capacity assumptions against measured workload before making deployment decisions.