
It is not possible to permanently delete client certificates generated with the default Cloudflare Managed CA. Once revoked, these client certificates will still be listed in SSL/TLS > Client Certificates, and can be restored at any time.

workers.dev
.dev and .app sat when they were waiting. There is no ETA as it's dependent on agreements and other things. Working with registrars, dealing with their schedules. No way to give a timeline when dealing with third parties like so.