今回、当協議会では、普及状況の把握に賛同頂けるISPの協力を得て、フレッツ光ネクスト、 およびその他のネットワークについて、IPv6での接続が可能なアカウント数の割合を収集し、 IPv6普及状況の指標のひとつとして公開することにしました。
フレッツ光ネクストのIPv6普及率は2021年3月に80%にまで達し、目標を達成して調査を終了しました。
【集計結果】| NGN IPv6契約数 | NGN 契約数 | NGN IPv6普及率 | |
|---|---|---|---|
| 2012.12 | 67,000 | 8,127,000 | 0.8% |
| 2013.03 | 121,000 | 8,595,000 | 1.4% |
| 2013.06 | 182,000 | 9,094,000 | 2.0% |
| 2013.09 | 235,000 | 9,506,000 | 2.5% |
| 2013.12 | 287,000 | 10,741,000 | 2.7% |
| 2014.03 | 357,000 | 11,301,000 | 3.2% |
| 2014.06 | 426,000 | 13,588,000 | 3.1% |
| 2014.09 | 613,000 | 15,805,000 | 3.9% |
| 2014.12 | 854,000 | 16,122,000 | 5.3% |
| 2015.03 | 996,000 | 16,386,000 | 6.1% |
| 2015.06 | 1,474,000 | 16,782,000 | 8.8% |
| 2015.09 | 1,803,000 | 16,990,000 | 10.6% |
| 2015.12 | 2,183,000 | 17,270,000 | 12.6% |
| 2016.03 | 2,590,000 | 17,528,000 | 14.8% |
| 2016.06 | 3,208,000 | 17,941,000 | 17.9% |
| 2016.09 | 3,813,000 | 18,337,000 | 20.8% |
| 2016.12 | 4,282,000 | 18,675,000 | 22.9% |
| 2017.03 | 5,797,000 | 18,980,000 | 30.5% |
| 2017.06 | 7,074,000 | 19,387,000 | 36.5% |
| 2017.09 | 7,695,000 | 19,637,000 | 39.2% |
| 2017.12 | 8,557,000 | 19,869,000 | 43.1% |
| 2018.03 | 9,662,000 | 20,079,000 | 48.1% |
| 2018.06 | 10,659,000 | 20,182,000 | 52.8% |
| 2018.09 | 11,283,000 | 20,615,000 | 54.7% |
| 2018.12 | 12,056,000 | 20,849,000 | 57.8% |
| 2019.03 | 13,565,000 | 21,049,000 | 64.4% |
| 2019.06 | 14,012,000 | 21,230,000 | 66.0% |
| 2019.09 | 14,579,000 | 21,390,000 | 68.2% |
| 2019.12 | 15,262,000 | 21,540,000 | 70.9% |
| 2020.03 | 15,631,000 | 21,651,000 | 72.2% |
| 2020.06 | 16,327,000 | 21,908,000 | 74.5% |
| 2020.09 | 16,846,000 | 22,124,000 | 76.1% |
| 2020.12 | 17,277,000 | 22,334,000 | 77.4% |
| 2021.03 | 18,055,000 | 22,563,000 | 80.0% |
| KDDI AUひかり | CTCコミュファ光 | |
|---|---|---|
| 2012.12 | 55% | 24% |
| 2013.03 | 61% | 29% |
| 2013.06 | 63% | 36% |
| 2013.09 | 65% | 40% |
| 2013.12 | 66% | 44% |
| 2014.03 | 67% | 48% |
| 2014.06 | 68% | 53% |
| 2014.09 | 99% | 58% |
| 2014.12 | Complete | 64% |
| 2015.03 | Complete | 70% |
| 2015.06 | Complete | 75% |
| 2015.09 | Complete | 78% |
| 2015.12 | Complete | 81% |
| 2016.03 | Complete | 84% |
| 2016.06 | Complete | 87% |
| 2016.09 | Complete | 88% |
| 2016.12 | Complete | 90% |
| 2017.03 | Complete | 91% |
| 2017.06 | Complete | 93% |
| 2017.09 | Complete | 94% |
| 2017.12 | Complete | 94% |
| 2018.03 | Complete | 95% |
| 2018.06 | Complete | 96% |
| 2018.09 | Complete | 97% |
| 2018.12 | Complete | 97% |
| 2019.03 | Complete | 99% |
| 2019.06 | Complete | 99% |
| 2019.09 | Complete | Complete |
| 2019.12 | Complete | Complete |
| 2020.03 | Complete | Complete |
| 2020.06 | Complete | Complete |
| 2020.09 | Complete | Complete |
| 2020.12 | Complete | Complete |
| 2021.03 | Complete | Complete |
