date, RIR, IPv4 adoption, IPv6 adoption 20230423, apnic, 0.3305, 0.2324 20230423, ripencc, 0.6079, 0.3694 20230423, lacnic, 0.4211, 0.2270 20230423, arin, 0.2909, 0.3458 20230423, afrinic, 0.2422, 0.0710