AWS has been gradually improving support and adding features. They just announced this service, which might help with adoption:

https://aws.amazon.com/about-aws/whats-new/2021/11/aws-nat64-dns64-communication-ipv6-ipv4-services/


On Fri., Nov. 26, 2021, 19:28 Michael Thomas, <mike@mtcc.com> wrote:


On 11/26/21 4:15 PM, Jean St-Laurent wrote:

We now have apple and fb saying ipv6 is faster than ipv4.

 

If we can onboard Amazon, Netflix, Google and some others, then it is a done deal that ipv6 is indeed faster than ipv4.

 

Hence, an easy argument to tell your CFO that you need IPv6 for your CDN.

Netflix is already v6 ready. The biggest obstacle is probably aws because that's where a lot of the long tail of the internet resides. Lobbying them would get the most bang for the buck.

Mike