Comment by _paulc

If you are looking for an authoritative DNS server with a sane API try KnotDNS [1]. Really easy to automate dynamic updates using `knotc` [2] without worrying about manually updating zone files.

[1] https://www.knot-dns.cz

[2] https://www.knot-dns.cz/docs/3.0/html/man_knotc.html