Required API Permissions:
The purpose of DNS purge is to offer a quick way to bulk remove all DNS records.
Once you have it downloaded run
cloudflare-utils --api-token <API Token with DNS:Edit> --zone-name <your.domain> dns-purge. It will prompt you to confirm deleting records.
--dry-run: See what would be deleted without actually deleting anything.
--confirm: Skip the confirmation prompt.