I always liked Amazon's approach to this. In extremis, like if a whole region is down or something, they'll eventually change the green indicator to green with information mark.
> Given that they shut down suddenly and you could not reach a human, it sounds more like Google Cloud ;)
On Google Cloud for over four years, with three kubernetes clusters and a few dozen VMs across three projects... and this thing you describe has never happened. Have you had a different experience with them?
When there's a thermonuclear strike, we'll mark down the services we think are dead as yellow.