The timeline of events is as follows:
June 15, 2022 - All new user and zone creation using the Host API will be disabled. These endpoints will be disabled:
user_create - https://www.cloudflare.com/docs/host-api/#s3.2.1
zone_set - https://www.cloudflare.com/docs/host-api/#s3.2.2 (Note: This endpoint was previously disabled on Nov 21, 2021)
full_zone_set - https://www.cloudflare.com/docs/host-api/#s3.2.3
November 1, 2022 - All of the Host API and the Reseller API will be discontinued and your access will be disbled. You will lose access to the ability to manage accounts or zones via the Host API.
Customers existing zones serving traffic at the edge will not be impacted. Customers who wish to move to Cloudflare directly will have the option to create their own accounts and re-create their zones for self-management.

Thank you for your support as a partner of Cloudflare.

So should we move to another domain register?