All Systems Operational

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Subscribe at the top of this page or check back here if you're ever having issues with one of CS50's command-line tools or web apps. If there are any interruptions in service, a note will be posted here.

api.cs50.io Operational
cdn.cs50.net Operational
certificates.cs50.io Operational
check50 Operational
cli50 Operational
cs50.edx.org Operational
cs50.harvard.edu Operational
cs50.readthedocs.io Operational
cs50.ly Operational
cs50.me Operational
cs50.yale.edu Operational
forms.cs50.io Operational
harvard.cs50.me Operational
help50 Operational
help.cs50.net Operational
id.cs50.io Operational
ide.cs50.io Operational
lab.cs50.io Operational
man.cs50.io Operational
mirror.cs50.net Operational
render.cs50.io Operational
render50 Operational
sandbox.cs50.io Operational
style50 Operational
submit.cs50.io Operational
submit50 Operational
vault.cs50.io Operational
video.cs50.io Operational
and third-party services... Operational
AWS EC2 (us-east-1) Operational
AWS EC2 (us-west-2) Operational
AWS ELB (us-east-1) Operational
AWS RDS (us-east-1) Operational
edX Operational
GitHub Actions Operational
GitHub API Requests Operational
GitHub Git Operations Operational
GitHub Notifications Operational
GitHub Pages Operational
GitHub Webhooks Operational
Next Tech Project API Operational
PyPi Operational
Slack Connections Operational
Slack Login Operational
Slack Messaging Operational
Travis CI API Operational
Travis CI User Sync Operational
Travis CI Web App Operational
Zoom Meetings Operational
Zoom Software Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Past Incidents
Sep 18, 2020

No incidents reported today.

Sep 17, 2020

No incidents reported.

Sep 16, 2020

No incidents reported.

Sep 15, 2020

No incidents reported.

Sep 14, 2020

No incidents reported.

Sep 13, 2020

No incidents reported.

Sep 12, 2020

No incidents reported.

Sep 11, 2020

No incidents reported.

Sep 10, 2020

No incidents reported.

Sep 9, 2020
Resolved - This incident has been resolved.
Sep 9, 01:46 EDT
Identified - Apologies, upgrading the server, just taking a bit of time!
Sep 8, 17:58 EDT
Sep 8, 2020
Resolved - This incident has been resolved.
Sep 8, 16:32 EDT
Investigating - Apologies, fixing an issue (a "read-only filesystem"), should be working again shortly!
Sep 8, 16:06 EDT
Sep 7, 2020

No incidents reported.

Sep 6, 2020

No incidents reported.

Sep 5, 2020

No incidents reported.

Sep 4, 2020

No incidents reported.