99.9999% Uptime Calculator
32s downtime per year
See exactly how much downtime 99.9999% uptime allows per day, week, month, and year.
99.9999% Uptime SLA Breakdown
0.086s
Per day
0.6s
Per week
2.6s
Per month
7.9s
Per quarter
32s
Per year
High Availability SLA
99.9999% uptime is considered excellent and represents enterprise-grade reliability. This level requires robust infrastructure, monitoring, and incident response procedures.
Trusted by thousands of businesses
Start monitoring your website
in 30 seconds:
in 30 seconds:
Free 14-day trial · No credit card required
Join thousands of teams already using OnlineOrNot