Reverse SLA & Uptime calculator

Reverse SLA Calculator

Calculate SLA percentage from downtime duration

Downtime duration:
(duration, e.g. 11h 12m 34s, and hit the <enter> key)

Downtime with a duration of 22m 17s during a reporting period is equal to the following SLA uptime percentages:

SLA percentage by reporting period
Weekly reporting	99.7421 %
Monthly reporting	99.9407 %
Quarterly reporting	99.9802 %
Yearly reporting	99.9951 %

Direct link to the page with these results: uptime.is/reverse?down=1337&wk=a

Current Monitoring Periods

Current monitoring periods (hours per day)
Monday	0 hours/day
Tuesday	24 hours/day
Wednesday	24 hours/day
Thursday	24 hours/day
Friday	24 hours/day
Saturday	24 hours/day
Sunday	24 hours/day

For convenience, there are some quick links for a number of common monitoring periods:

Relaxed working hours (6 hours/day Monday–Friday)
Normal working hours (8 hours/day Monday–Friday)
Extended working hours (10 hours/day Monday–Friday)
Extreme working hours (12 hours/day Monday–Friday)
Founder's working hours (24/7)

Custom Monitoring Periods

Specify a number of hours the availability shall be measured on specific weekdays. 0 means that there will be no measuring on a given day (e.g. on Saturdays and Sundays), while 24 states a requirement of 24 hours of uptime on a given day.

Custom monitoring periods by weekday
Monday	hours/day
Tuesday	hours/day
Wednesday	hours/day
Thursday	hours/day
Friday	hours/day
Saturday	hours/day
Sunday	hours/day