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Network / Engineering tools

Availability & Downtime Budget

Calculate an availability target’s downtime allowance and remaining budget from outage durations. Work locally without uploading network information.

Runs entirely on your deviceNo uploads, accounts, cookies, or personal tracking.

Calculate downtime budget

Local processing · no input storage

Network tools
Greater than 0 and at most 100%.
Enter the actual period; no assumed calendar month.
Two tab-separated columns; durations must not overlap. Blank means zero downtime.

Uses continuous elapsed time. Enter only downtime counted by your agreement and merge overlapping incidents first. This is a planning calculation, not contractual SLA interpretation.

Text lists: up to 500 non-empty lines and 256 KiB per field. Tabular results: up to 5,000 rows.

Enter your data, then select calculate downtime budget.
1. Add your data

Enter your network data or load the worked example.

2. Choose the result

Calculate downtime budget and review the result and assumptions.

3. Save it locally

Copy the result or download it for your engineering workflow.

About this tool

Use Availability & Downtime Budget without an upload

Calculate an availability target’s downtime allowance and remaining budget from outage durations. Work locally without uploading network information.

The operation runs in the current browser tab. Tool input is not included in aggregate analytics, and the standalone download makes no analytics requests.

Network toolsDeveloper tools