All Systems Operational
Uptime over the past 90 days. View historical uptime.
Duolingo Operational
90 days ago
99.94 % uptime
Today
Duolingo English Test (DET) Operational
90 days ago
99.95 % uptime
Today
Duolingo for Schools Operational
90 days ago
99.93 % uptime
Today
Tinycards Operational
90 days ago
99.95 % uptime
Today
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
had a major outage
had a partial outage

No incidents or maintenance related to this downtime.

System Metrics Month Week Day
Duolingo uptime
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Duolingo English Test (DET) uptime
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Duolingo for Schools uptime
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Tinycards uptime
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Past Incidents
May 21, 2019

No incidents reported today.

May 20, 2019
Service Outage
Resolved - This incident has been resolved.
May 20, 20:47 UTC
Update - We are continuing to investigate this issue.
May 20, 20:31 UTC
Update - We are continuing to investigate this issue.
May 20, 20:29 UTC
Update - We are continuing to investigate this issue.
May 20, 20:29 UTC
Update - We are continuing to investigate this issue.
May 20, 20:01 UTC
Investigating - We are experiencing a service outage and are currently investigating the issue.
May 20, 19:59 UTC
May 19, 2019
Duolingo increased error rates
Resolved - Increased error rates on Duolingo services have been resolved.
May 19, 03:41 UTC
Monitoring - Duolingo services are experiencing increased error rates.
May 19, 03:18 UTC
May 18, 2019

No incidents reported.

May 17, 2019

No incidents reported.

May 16, 2019

No incidents reported.

May 15, 2019

No incidents reported.

May 14, 2019

No incidents reported.

May 13, 2019

No incidents reported.

May 12, 2019

No incidents reported.

May 11, 2019

No incidents reported.

May 10, 2019

No incidents reported.

May 9, 2019

No incidents reported.

May 8, 2019

No incidents reported.

May 7, 2019
High Latency
Resolved - This incident has been resolved.
May 7, 22:35 UTC
Investigating - Duolingo is currently experiencing high latency. We are currently investigating the issue.
May 7, 20:02 UTC
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