Major? The two incidents there that started today are both marked 'Minor Impact'.

  - Cloudflare is investigating delays in propagation of updates to DNS records in multiple regions. More updates to follow shortly.
  - Cloudflare is investigating issues causing an increase of errors for Durable Objects and downstream services in DEN.

Was recently getting 429 errors when trying to login to my Cloudflare account

Have they just been bought by Microsoft?

I suspect it is Vercel ;)