Compare uptime, outage statistics, and incident history between Heroku and Microsoft Azure. See which service has better reliability.
Note: Each service has different practices when updating its status page. One service may report more incidents due to transparency, not necessarily worse reliability. Compare these stats with context.
Status monitoring since April 2020
Heroku Service Disruption
We've confirmed a remediation path, and are applying the fix to the small subset of customers still experiencing a re...
Heroku Feature Disruption
Heroku engineers are investigating.
Heroku Service Disruption
We’ve confirmed that the solution implemented to mitigate the issue causing the service disruption was successful. En...
Status monitoring since December 2021
Mitigated – Customers leveraging a subset of services may experience 401 auth...
What happened?Between 21:45 UTC and 23:23 UTC on 15 June 2026, Azure customers leveraging services which depend upon ...
Active – Customers leveraging a subset of services may experience 401 authent...
Impact Statement: Starting at 21:45 UTC on 15 June 2026, a subset of Azure customers leveraging services which depend...
Investigating a spike in 401 authentication errors
We are actively investigating customer alerts of 401 authentication errors when pulling images from mcr.microsoft.com...
14-day free trial · No credit card required · No code required