Is Microsoft Teams down?

Nope

As of 14:04:00 UTC on 2022-08-17, according to Microsoft nothing is going on, it's all good for now.



The last update was seven days ago:

2022-08-10 04:08:50: "We’re investigating an issue where some users in the EMEA region are unable to connect to some Microsoft 365 services. More details are available in the admin center under the SI MO411804."