I wonder what kind of CA-related worker would think "yeah, google.com is a good test domain". You have to be really not paying attention to think that makes any

I wonder what kind of CA-related worker would think "yeah, google.com is a good test domain". You have to be really not paying attention to think that makes any kind of sense. And what kind of CA doesn't blacklist high-value domains like Google, PayPal, etc. so that they don't get screwed over in this manner?