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Weird, my apps are hosted on us-east but they are up, i just can't login to Heroku nor can i deploy to any app right now.

It’s just a single AZ by the sound of it

Yes, but I think it's elastic compute that's down, which hosts a lot of AWS and Heroku's own infrastructure, hence the large blast radius.

And that single AZ took down all of Heroku? This'll be an interesting post-mortem to read.

Your existing apps are likely in the “data plane” path which is more reliable by design of most cloud providers.