You’d be fucked like a choirboy at a Viagra-sponsored catholic-con.
Especially if they let the domain expire and you didn’t have time to migrate all those accounts that can be reset with just an email and a bad actor then registers the domain - or even just a slightly dumb actor that allows someone else to use what was your old email address.
Was it in True Blood they talked about how vampires nest and eventually starts infighting? Because that.