Calculate how long your website/API can be down

In plain words

This tool calculates how much downtime a website or API can tolerate based on service level objectives. It's designed for developers and DevOps engineers who need to understand availability requirements and plan infrastructure accordingly. The calculator helps teams determine acceptable downtime windows for their services, making it useful for setting realistic SLAs and capacity planning decisions.

written from the facts on this page · September 2026

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