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Uptime SLA Calculator — 99.9% Availability Means How Much Downtime?


⏱️ Uptime SLA Calculator

Translate SLA percentages into real downtime. Know exactly what “99.9%” means before you sign a contract.

SLA → Max Downtime

99.90%


Three Nines (99.9%)

Downtime Budget Planner






Actual Availability Calculator




SLA Comparison Table — Industry Standards

Availability Nines Downtime/year Downtime/month Downtime/week Grade



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