Why?

Agree it’s not that complicated Many ddns providers can update aaaa just as they do a records… Most isp should either be providing some range of native ipv6 addresses, or some kind of 4-to-6 translation. It’s 2024 - we’re beyond RFC 791 specs I find it helpful to deal with prefix delegation by providing a “token” for nmcli to use. Then the ddns script can locate your defined suffix and push it to to the host