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世界のインターネット事情
Matsuzaki ‘maz’ Yoshinobu
<maz@iij.ad.jp>
IIJ Technical WEEK 2020 maz@iij.ad.jp 1
maz@iij.ad.jp IIJ Technical WEEK 2020 2
maz@iij.ad.jp IIJ Technical WEEK 2020 3
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https://directory.apnic.net/
割り当てIPv4アドレス数
東アジア向け割り当てが
桁違いに多い
IIJ Technical WEEK 2020 maz@iij.ad.jp 10
https://directory.apnic.net/
割り当てIPv4アドレス数
東アジアは
中国、日本、
韓国
東南アジアは
インドネシア、
ベトナム
パシフィックは
オーストラリア
ニュージーランド
南アジアは
インド、
パキスタン
IIJ Technical WEEK 2020 maz@iij.ad.jp 11
Region 一人当たりのIPv4アドレス数
Americas 1.83
Caribbean 0.113
Central America 0.199
South America 0.353
Northern America 4.554
Europe 0.994
Northern Europe 1.878
Southern Europe 0.722
Western Europe 1.642
Eastern Europe 0.381
Asia 0.192
Central Asia 0.051
Eastern Asia 0.415
Southern Asia 0.032
South-Eastern Asia 0.121
Western Asia 0.181
Africa 0.087
Eastern Africa 0.057
Middle Africa 0.015
Northern Africa 0.2
Southern Africa 0.423
Western Africa 0.023
Oceania 1.373
Australia and New Zealand 1.907
Melanesia 0.036
Micronesia 0.49
Polynesia 0.183
World 0.551
https://bgp.potaroo.net/iso3166/ as of 2020/11/30
Australia 1.991
New Zealand 1.461
China 0.239
Japan 1.503
Republic of Korea 2.194
Indonesia 0.069
Vietnam 0.165
India 0.03
Pakistan 0.024
Bangladesh 0.011
割り振りIPv4アドレス数 / 人口
# 割り振りIPv6 /64数は世界で175245 / 人口
IIJ Technical WEEK 2020 maz@iij.ad.jp 12
https://directory.apnic.net/
IPv6対応状況
IIJ Technical WEEK 2020 maz@iij.ad.jp 13
https://data.unicef.org/resources/children-and-young-people-internet-access-at-home-during-covid19/
IIJ Technical WEEK 2020 maz@iij.ad.jp 14
https://data.unicef.org/resources/children-and-young-people-internet-access-at-home-during-covid19/
MANRS
maz@iij.ad.jp IIJ?Technical?WEEK?2020 15
MANRS for Network Operators
? Action 1
? Prevent propagation of incorrect routing information
? Action 2
? Prevent traffic with spoofed source IP addresses
? Action 3
? Facilitate global operational communication and coordination
? Action 4
? Facilitate routing information on a global scale
? IRR
? ROA
IIJ Technical WEEK 2020 maz@iij.ad.jp 16
https://www.manrs.org/isps/
2015年
日本から
初の参加
maz@iij.ad.jp IIJ?Technical?WEEK?2020 17
IIJ Technical WEEK 2020 maz@iij.ad.jp 18
IIJ Technical WEEK 2020 maz@iij.ad.jp 19

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世界のインターネット事情

  • 4. IIJ Technical WEEK 2020 maz@iij.ad.jp 4
  • 5. IIJ Technical WEEK 2020 maz@iij.ad.jp 5
  • 6. IIJ Technical WEEK 2020 maz@iij.ad.jp 6
  • 7. IIJ Technical WEEK 2020 maz@iij.ad.jp 7
  • 8. IIJ Technical WEEK 2020 maz@iij.ad.jp 8
  • 9. IIJ Technical WEEK 2020 maz@iij.ad.jp 9 https://directory.apnic.net/ 割り当てIPv4アドレス数 東アジア向け割り当てが 桁違いに多い
  • 10. IIJ Technical WEEK 2020 maz@iij.ad.jp 10 https://directory.apnic.net/ 割り当てIPv4アドレス数 東アジアは 中国、日本、 韓国 東南アジアは インドネシア、 ベトナム パシフィックは オーストラリア ニュージーランド 南アジアは インド、 パキスタン
  • 11. IIJ Technical WEEK 2020 maz@iij.ad.jp 11 Region 一人当たりのIPv4アドレス数 Americas 1.83 Caribbean 0.113 Central America 0.199 South America 0.353 Northern America 4.554 Europe 0.994 Northern Europe 1.878 Southern Europe 0.722 Western Europe 1.642 Eastern Europe 0.381 Asia 0.192 Central Asia 0.051 Eastern Asia 0.415 Southern Asia 0.032 South-Eastern Asia 0.121 Western Asia 0.181 Africa 0.087 Eastern Africa 0.057 Middle Africa 0.015 Northern Africa 0.2 Southern Africa 0.423 Western Africa 0.023 Oceania 1.373 Australia and New Zealand 1.907 Melanesia 0.036 Micronesia 0.49 Polynesia 0.183 World 0.551 https://bgp.potaroo.net/iso3166/ as of 2020/11/30 Australia 1.991 New Zealand 1.461 China 0.239 Japan 1.503 Republic of Korea 2.194 Indonesia 0.069 Vietnam 0.165 India 0.03 Pakistan 0.024 Bangladesh 0.011 割り振りIPv4アドレス数 / 人口 # 割り振りIPv6 /64数は世界で175245 / 人口
  • 12. IIJ Technical WEEK 2020 maz@iij.ad.jp 12 https://directory.apnic.net/ IPv6対応状況
  • 13. IIJ Technical WEEK 2020 maz@iij.ad.jp 13 https://data.unicef.org/resources/children-and-young-people-internet-access-at-home-during-covid19/
  • 14. IIJ Technical WEEK 2020 maz@iij.ad.jp 14 https://data.unicef.org/resources/children-and-young-people-internet-access-at-home-during-covid19/
  • 16. MANRS for Network Operators ? Action 1 ? Prevent propagation of incorrect routing information ? Action 2 ? Prevent traffic with spoofed source IP addresses ? Action 3 ? Facilitate global operational communication and coordination ? Action 4 ? Facilitate routing information on a global scale ? IRR ? ROA IIJ Technical WEEK 2020 maz@iij.ad.jp 16 https://www.manrs.org/isps/
  • 18. IIJ Technical WEEK 2020 maz@iij.ad.jp 18
  • 19. IIJ Technical WEEK 2020 maz@iij.ad.jp 19