The issue has been resolved. The root cause is that one of our subdomain's certificate was failed to renew, we have fixed it and have it configured properly so that it won't happen again.
Posted Dec 31, 2021 - 02:24 UTC
Monitoring
The root cause has been identified and fixed. We are monitoring.
Posted Dec 31, 2021 - 02:05 UTC
Investigating
Currently Shopify Admin App that is not accessible, we are investigating