Why No IPv6?

IPv6 per Autonomous System

This is a list of the top 50 ASN's with sites that lacks IPv6

Order by IPv4 Count Order by IPv6 Count Order by IPv6 Percent

ASN Organization Dual-Stack Progress
AS16276 2451 Dual-Stack31532 IPv4 Only
AS16509 3126 Dual-Stack30575 IPv4 Only
AS26496 2135 Dual-Stack27963 IPv4 Only
AS24940 2225 Dual-Stack25190 IPv4 Only
AS15169 29173 Dual-Stack20257 IPv4 Only
AS14618 1558 Dual-Stack19782 IPv4 Only
AS26101 21 Dual-Stack16741 IPv4 Only
AS14061 789 Dual-Stack13901 IPv4 Only
AS46606 289 Dual-Stack13335 IPv4 Only
AS20013 191 Dual-Stack10943 IPv4 Only
AS63408 63 Dual-Stack10320 IPv4 Only
AS2635 20 Dual-Stack10223 IPv4 Only
AS13335 83666 Dual-Stack8715 IPv4 Only
AS32244 202 Dual-Stack8285 IPv4 Only
AS8075 248 Dual-Stack8136 IPv4 Only
AS53831 25 Dual-Stack7878 IPv4 Only
AS63949 1641 Dual-Stack7710 IPv4 Only
AS36351 624 Dual-Stack7698 IPv4 Only
AS32475 1251 Dual-Stack7415 IPv4 Only
AS8560 5277 Dual-Stack6848 IPv4 Only
AS26347 563 Dual-Stack5084 IPv4 Only
AS22612 760 Dual-Stack4682 IPv4 Only
AS198610 38 Dual-Stack4648 IPv4 Only
AS60781 146 Dual-Stack4167 IPv4 Only
AS37963 46 Dual-Stack4075 IPv4 Only
AS54113 1751 Dual-Stack3908 IPv4 Only
AS31034 27 Dual-Stack3888 IPv4 Only
AS19551 259 Dual-Stack3724 IPv4 Only
AS12876 227 Dual-Stack3674 IPv4 Only
AS30148 208 Dual-Stack3354 IPv4 Only
AS27647 9 Dual-Stack3333 IPv4 Only
AS9371 32 Dual-Stack3176 IPv4 Only
AS34788 15 Dual-Stack2979 IPv4 Only
AS20473 214 Dual-Stack2977 IPv4 Only
AS394695 112 Dual-Stack2663 IPv4 Only
AS33070 95 Dual-Stack2617 IPv4 Only
AS29873 31 Dual-Stack2586 IPv4 Only
AS19994 249 Dual-Stack2556 IPv4 Only
AS13768 41 Dual-Stack2491 IPv4 Only
AS197695 86 Dual-Stack2488 IPv4 Only

Resources for Going IPv6

If you're responsible for a website and aren't sure why IPv6 is important or would like resources to help make the transition, try these:

  1. IPv6 Training
  2. IPv6 adoption statistics
  3. Is your site IPv6 ready?
  4. World IPv6 Launch