I have been encountering the issue 1016 on my website, however when I try to set up the type A record with the IPV4 the problem still persists with no further clarifications that can point me to the right direction.
Below are the suggested steps regarding the 1016 error if it still happens:
Furthermore, may I ask what is your domain name?
Did you used or do you use any of the possible Cloudflare third-party integration interfaces for your domain like SiteGround, etc.? (if the domain records are already at Cloudflare, but managed by some third-party if so)