The IPv4 unicast extensions project - Making class-e (240/4), 0/8, 127/8, 225/8-232/8 generally usable - adding 419 million new IPs to the world, and fixing various other slightly broken pieces of the IPv4 world
that 1 gives differences b/t legacy ip & ipv6 routing tables, & shows that the # of asn’s on the v6 side is 39.51% of the legacy ip count - suggestive of “39.51% of legacy ip asn’s also announce v6 space” but not a 1:1 match for sure
Another piece of data that emerged https://twitter.com/noIPv6/status/1537801808743129088 is that presently there are under 80k active BGP ASNs.
https://www.cidr-report.org/as2.0/ and:
https://bgp.potaroo.net/v6/v6rpt.html
that 1 gives differences b/t legacy ip & ipv6 routing tables, & shows that the # of asn’s on the v6 side is 39.51% of the legacy ip count - suggestive of “39.51% of legacy ip asn’s also announce v6 space” but not a 1:1 match for sure