Keep a back up of your DNS on Netlify – account closed for reporting spam
answers.netlify.com
answers.netlify.com
They really should have guard rails in place for this as well as uncapped usage.
So many times those big companies nuke a customer entirely, including a dns and you're offline for few days.
This amounts to thinking you've got a moral right to spam.
If it wasn't so easy to slide from advertising to spamming, this wouldn't matter, but that slide is easy.