A good #dualstack network should still run #dns64 and #nat64, so that it can fully support #ipv6 only devices and allow them a way to connect to legacy (ipv4) internet sites. https://sgryphon.gamertheory.net/2022/12/running-nat64-in-a-dual-stack-network/
@sgryphon
Consider to implement RFC 8925 too.