> they have allocated roughly 53 Million IPv4 addresses to existing AWS services. We found that all their IPv4 addresses combined equates to approximately 100 Million IPv4 addresses. That means they still have ~47 Million IPv4 addresses, or 47% available for future allocations.
No wonder they aren't ready to let of go off this investment easily. This is probably the reason they have no intention of supporting IPv6 on their flagship websites.
https://github.com/quaintdev/awesome-no-ipv6-websites