List of IPv4/IPv6 prefixes originated by countries
| Country | Prefixes | ASNs |
|---|---|---|
| Dominica | 22 | 6 |
| Syrian Arab Republic | 263 | 2 |
| Congo | 102 | 13 |
| Tonga | 19 | 6 |
| Norfolk Island | 4 | 2 |
| Åland Islands | 11 | 2 |
| Tanzania, United Republic of | 748 | 80 |
| Liechtenstein | 73 | 27 |
| Saint Barthélemy | 4 | 3 |
| Switzerland | 3,699 | 813 |
| Saint Martin (French part) | 19 | 7 |
| Monaco | 15 | 3 |
| Taiwan | 8,952 | 236 |
| Venezuela, Bolivarian Republic of | 1,746 | 109 |
| Mongolia | 435 | 58 |
| Isle of Man | 139 | 25 |
| Chile | 5,966 | 384 |
| Montserrat | 5 | 1 |
| American Samoa | 18 | 2 |
| Iceland | 228 | 66 |
| Cape Verde | 25 | 3 |
| Ecuador | 3,586 | 151 |
| Angola | 362 | 53 |
| Malaysia | 3,081 | 246 |
| Benin | 184 | 14 |
| Palestine | 1,346 | 47 |
| China | 54,378 | 801 |
| Colombia | 9,475 | 234 |
| Costa Rica | 4,161 | 90 |
| Saint Lucia | 41 | 6 |
| Equatorial Guinea | 32 | 6 |
| Albania | 748 | 87 |
| French Polynesia | 257 | 5 |
| Dominican Republic | 843 | 61 |
| Honduras | 780 | 88 |
| Kenya | 1,952 | 125 |
| Congo, The Democratic Republic of the | 266 | 49 |
| Saint Vincent and the Grenadines | 26 | 5 |
| San Marino | 109 | 13 |
| Estonia | 678 | 174 |
| Eritrea | 11 | 1 |
| Virgin Islands, British | 190 | 72 |
| Myanmar | 580 | 85 |
| Kiribati | 25 | 4 |
| Guadeloupe | 85 | 6 |
| Samoa | 60 | 7 |
| Mauritania | 65 | 4 |
| Seychelles | 5,450 | 378 |
| Armenia | 569 | 85 |
| Kyrgyzstan | 343 | 32 |
| Hong Kong | 12,303 | 841 |
| Portugal | 751 | 117 |
| Sint Maarten (Dutch part) | 57 | 4 |
| Saudi Arabia | 7,253 | 153 |
| Andorra | 53 | 1 |
| Iran, Islamic Republic of | 7,819 | 519 |
| Ethiopia | 319 | 1 |
| Macedonia, The Former Yugoslav Republic of | 634 | 51 |
| Anguilla | 25 | 6 |
| Turkey | 22,716 | 610 |
| Uzbekistan | 240 | 47 |
| Grenada | 24 | 5 |
| Guam | 85 | 10 |
| South Sudan | 65 | 19 |
| Fiji | 149 | 11 |
| Swaziland | 47 | 10 |
| Central African Republic | 17 | 4 |
| Germany | 21,607 | 2,458 |
| Palau | 6 | 3 |
| Peru | 5,436 | 97 |
| Gabon | 115 | 17 |
| Russian Federation | 38,671 | 5,108 |
| Uganda | 658 | 47 |
| Hungary | 1,623 | 239 |
| Bermuda | 195 | 17 |
| Sri Lanka | 552 | 20 |
| Antigua and Barbuda | 324 | 26 |
| Liberia | 52 | 10 |
| Qatar | 344 | 19 |
| Romania | 6,435 | 1,050 |
| Montenegro | 77 | 29 |
| Côte d'Ivoire | 1,074 | 18 |
| Paraguay | 880 | 85 |
| Madagascar | 352 | 5 |
| Poland | 7,428 | 2,195 |
| Tuvalu | 8 | 2 |
| Solomon Islands | 38 | 7 |
| Wallis and Futuna | 14 | 1 |
| Korea, Democratic People's Republic of | 4 | 1 |
| Zambia | 274 | 23 |
| Botswana | 219 | 20 |
| Guinea-Bissau | 9 | 3 |
| France | 10,754 | 1,428 |
| Guinea | 64 | 8 |
| Yemen | 129 | 6 |
| Faroe Islands | 13 | 4 |
| Latvia | 1,097 | 258 |
| Luxembourg | 1,019 | 120 |
| RÉUNION | 83 | 7 |
| United States | 278,915 | 20,009 |
| Holy See (Vatican City State) | 3 | 3 |
| Pakistan | 5,600 | 221 |
| Burundi | 122 | 9 |
| Comoros | 15 | 2 |
| Iraq | 1,976 | 147 |
| Curaçao | 206 | 30 |
| Greece | 1,552 | 173 |
| Algeria | 469 | 8 |
| Bolivia, Plurinational State of | 987 | 42 |
| Lao People's Democratic Republic | 289 | 24 |
| Tunisia | 1,287 | 31 |
| Lithuania | 2,387 | 235 |
| Spain | 21,220 | 1,073 |
| Mexico | 19,786 | 412 |
| Ghana | 594 | 86 |
| Jersey | 48 | 8 |
| Bhutan | 56 | 17 |
| Turkmenistan | 14 | 5 |
| Gibraltar | 261 | 54 |
| Guyana | 87 | 6 |
| Israel | 6,698 | 311 |
| Netherlands | 10,600 | 1,506 |
| Niger | 86 | 7 |
| Morocco | 2,081 | 25 |
| Italy | 7,483 | 1,064 |
| Bosnia and Herzegovina | 663 | 41 |
| Maldives | 262 | 12 |
| Afghanistan | 478 | 62 |
| Cyprus | 1,211 | 137 |
| Georgia | 549 | 111 |
| Nepal | 1,037 | 115 |
| Saint Pierre and Miquelon | 18 | 1 |
| Belarus | 1,060 | 102 |
| Martinique | 112 | 5 |
| El Salvador | 1,072 | 50 |
| Belgium | 1,761 | 335 |
| Norway | 1,590 | 315 |
| Moldova, Republic of | 815 | 163 |
| Egypt | 7,354 | 66 |
| Kazakhstan | 3,844 | 128 |
| Somalia | 117 | 18 |
| Lesotho | 69 | 8 |
| French Guiana | 17 | 6 |
| United Arab Emirates | 3,042 | 121 |
| Malta | 564 | 41 |
| Puerto Rico | 906 | 88 |
| Guatemala | 698 | 57 |
| Indonesia | 19,039 | 1,671 |
| Namibia | 180 | 15 |
| Suriname | 368 | 3 |
| British Indian Ocean Territory | 2 | 1 |
| Korea, Republic of | 19,549 | 793 |
| Ukraine | 11,221 | 1,748 |
| Czech Republic | 4,298 | 1,291 |
| Bangladesh | 6,559 | 982 |
| Belize | 387 | 103 |
| Saint Kitts and Nevis | 9 | 4 |
| Bahrain | 603 | 23 |
| Mauritius | 1,124 | 42 |
| Senegal | 207 | 12 |
| Togo | 108 | 8 |
| Nigeria | 2,417 | 196 |
| Azerbaijan | 885 | 56 |
| Slovakia | 760 | 198 |
| Jamaica | 366 | 19 |
| Lebanon | 1,680 | 157 |
| Ireland | 1,661 | 247 |
| Gambia | 57 | 9 |
| Nicaragua | 356 | 25 |
| Panama | 1,456 | 115 |
| Argentina | 15,946 | 1,035 |
| Mozambique | 796 | 26 |
| Brunei Darussalam | 319 | 10 |
| Papua New Guinea | 146 | 27 |
| Virgin Islands, U.S. | 101 | 4 |
| European Union | 72 | 39 |
| Zimbabwe | 301 | 21 |
| Bulgaria | 7,710 | 749 |
| Serbia | 1,434 | 174 |
| Sao Tome and Principe | 20 | 2 |
| South Africa | 9,483 | 711 |
| Uruguay | 940 | 23 |
| Chad | 79 | 15 |
| Denmark | 1,701 | 349 |
| Australia | 22,776 | 1,927 |
| Cuba | 52 | 3 |
| India | 40,901 | 2,299 |
| Sudan | 699 | 10 |
| Oman | 918 | 18 |
| Malawi | 350 | 19 |
| Cayman Islands | 57 | 18 |
| New Zealand | 3,390 | 465 |
| Cook Islands | 33 | 3 |
| Aruba | 102 | 4 |
| Austria | 3,543 | 761 |
| Nauru | 10 | 3 |
| Sweden | 5,399 | 758 |
| Viet Nam | 13,163 | 324 |
| Macao | 121 | 11 |
| Trinidad and Tobago | 412 | 15 |
| Djibouti | 102 | 3 |
| Thailand | 10,258 | 433 |
| Brazil | 73,403 | 8,204 |
| Rwanda | 239 | 16 |
| Mayotte | 4 | 1 |
| Kuwait | 2,172 | 76 |
| Bahamas | 106 | 7 |
| Niue | 10 | 2 |
| Canada | 34,472 | 1,617 |
| United Kingdom | 16,180 | 2,435 |
| Vanuatu | 72 | 17 |
| Tajikistan | 209 | 17 |
| New Caledonia | 63 | 14 |
| Tokelau | 4 | 1 |
| Cameroon | 436 | 19 |
| Jordan | 1,905 | 39 |
| Slovenia | 729 | 277 |
| Bonaire, Sint Eustatius and Saba | 43 | 7 |
| Timor-Leste | 57 | 7 |
| Sierra Leone | 76 | 16 |
| Guernsey | 56 | 7 |
| Burkina Faso | 205 | 22 |
| Falkland Islands (Malvinas) | 10 | 2 |
| Japan | 11,379 | 749 |
| Marshall Islands | 14 | 1 |
| Croatia | 504 | 155 |
| Haiti | 176 | 7 |
| Philippines | 4,701 | 346 |
| Finland | 1,517 | 307 |
| Northern Mariana Islands | 30 | 1 |
| Singapore | 6,982 | 551 |
| Turks and Caicos Islands | 26 | 4 |
| Mali | 80 | 10 |
| Cambodia | 1,851 | 106 |
| Libya | 282 | 16 |
| Barbados | 438 | 16 |
| Micronesia, Federated States of | 18 | 5 |
| Greenland | 25 | 1 |
| Country | Prefixes | ASNs |
|---|---|---|
| Seychelles | 138 | 40 |
| Turkmenistan | 1 | 1 |
| China | 25,200 | 4,576 |
| Djibouti | 6 | 1 |
| Armenia | 30 | 19 |
| Finland | 242 | 142 |
| Malaysia | 962 | 97 |
| Gambia | 2 | 2 |
| Ghana | 18 | 12 |
| New Zealand | 510 | 150 |
| Denmark | 341 | 151 |
| Portugal | 91 | 42 |
| Netherlands | 4,036 | 678 |
| Dominican Republic | 112 | 40 |
| Estonia | 121 | 77 |
| Lebanon | 73 | 23 |
| Indonesia | 1,665 | 293 |
| American Samoa | 1 | 1 |
| Andorra | 2 | 1 |
| Cuba | 3 | 2 |
| Guadeloupe | 9 | 2 |
| Thailand | 1,448 | 158 |
| Luxembourg | 175 | 54 |
| Cyprus | 131 | 33 |
| Bulgaria | 279 | 114 |
| Georgia | 26 | 11 |
| Bonaire, Sint Eustatius and Saba | 3 | 3 |
| Kenya | 76 | 37 |
| Puerto Rico | 37 | 28 |
| Germany | 4,888 | 1,415 |
| Barbados | 22 | 5 |
| Azerbaijan | 38 | 16 |
| Iran, Islamic Republic of | 171 | 57 |
| Saudi Arabia | 1,938 | 29 |
| Switzerland | 2,895 | 655 |
| Canada | 2,105 | 504 |
| RÉUNION | 58 | 3 |
| Micronesia, Federated States of | 3 | 2 |
| Liberia | 2 | 2 |
| Uzbekistan | 21 | 11 |
| Tanzania, United Republic of | 30 | 28 |
| Zambia | 5 | 5 |
| Mongolia | 18 | 10 |
| Paraguay | 110 | 43 |
| Kyrgyzstan | 9 | 8 |
| Chile | 1,043 | 81 |
| European Union | 5 | 3 |
| Botswana | 8 | 4 |
| Algeria | 16 | 6 |
| Myanmar | 372 | 16 |
| Congo | 34 | 5 |
| Tunisia | 10 | 6 |
| South Sudan | 1 | 1 |
| Syrian Arab Republic | 9 | 1 |
| Yemen | 9 | 2 |
| Colombia | 849 | 117 |
| Brunei Darussalam | 4 | 4 |
| Tonga | 2 | 2 |
| Niger | 4 | 2 |
| Poland | 932 | 360 |
| Japan | 5,772 | 367 |
| Somalia | 1 | 1 |
| Egypt | 458 | 9 |
| Afghanistan | 10 | 4 |
| Burkina Faso | 9 | 5 |
| Solomon Islands | 1 | 1 |
| Slovakia | 128 | 71 |
| Nigeria | 87 | 35 |
| Honduras | 59 | 23 |
| United Arab Emirates | 1,187 | 21 |
| Guatemala | 279 | 21 |
| Isle of Man | 17 | 7 |
| Burundi | 1 | 1 |
| Bahrain | 20 | 3 |
| United Kingdom | 3,515 | 853 |
| Senegal | 2 | 2 |
| Cameroon | 22 | 4 |
| Zimbabwe | 12 | 9 |
| Tajikistan | 3 | 2 |
| Montenegro | 6 | 5 |
| Antigua and Barbuda | 11 | 9 |
| Serbia | 65 | 29 |
| Virgin Islands, U.S. | 2 | 2 |
| Venezuela, Bolivarian Republic of | 97 | 35 |
| Brazil | 20,125 | 5,704 |
| Iraq | 93 | 37 |
| Romania | 1,094 | 150 |
| Saint Vincent and the Grenadines | 1 | 1 |
| Curaçao | 28 | 9 |
| Malta | 22 | 10 |
| Guyana | 23 | 3 |
| Saint Barthélemy | 3 | 3 |
| Bolivia, Plurinational State of | 60 | 11 |
| Kazakhstan | 194 | 25 |
| Austria | 1,069 | 364 |
| Sudan | 18 | 7 |
| Lao People's Democratic Republic | 26 | 4 |
| Costa Rica | 168 | 46 |
| Ecuador | 925 | 64 |
| Norway | 332 | 180 |
| Marshall Islands | 2 | 1 |
| Madagascar | 3 | 3 |
| Sweden | 1,166 | 372 |
| Libya | 6 | 2 |
| South Africa | 612 | 238 |
| Latvia | 100 | 50 |
| Morocco | 25 | 15 |
| Papua New Guinea | 4 | 3 |
| Timor-Leste | 18 | 2 |
| Pakistan | 240 | 24 |
| Spain | 1,412 | 204 |
| Guam | 6 | 4 |
| Jordan | 656 | 9 |
| Ireland | 1,006 | 89 |
| India | 7,498 | 455 |
| Hong Kong | 909 | 270 |
| Bermuda | 9 | 4 |
| Uruguay | 80 | 14 |
| Vanuatu | 10 | 4 |
| Saint Lucia | 20 | 2 |
| Holy See (Vatican City State) | 3 | 3 |
| Congo, The Democratic Republic of the | 21 | 7 |
| Liechtenstein | 10 | 9 |
| Kuwait | 97 | 11 |
| Rwanda | 3 | 3 |
| San Marino | 4 | 2 |
| Cape Verde | 2 | 2 |
| Dominica | 3 | 2 |
| New Caledonia | 16 | 10 |
| Gabon | 6 | 4 |
| Samoa | 3 | 3 |
| Nicaragua | 35 | 12 |
| Oman | 102 | 7 |
| Argentina | 2,086 | 285 |
| Greenland | 2 | 1 |
| Trinidad and Tobago | 49 | 8 |
| Ukraine | 621 | 283 |
| Saint Kitts and Nevis | 3 | 3 |
| Cayman Islands | 23 | 3 |
| Iceland | 34 | 28 |
| Australia | 3,057 | 463 |
| Nepal | 242 | 42 |
| Sierra Leone | 3 | 3 |
| Bangladesh | 1,314 | 235 |
| Lithuania | 232 | 61 |
| Qatar | 213 | 7 |
| El Salvador | 30 | 12 |
| Greece | 181 | 60 |
| Mali | 2 | 2 |
| Cambodia | 74 | 28 |
| Belgium | 492 | 208 |
| Slovenia | 119 | 72 |
| Mauritius | 108 | 16 |
| Palestine | 43 | 12 |
| Fiji | 6 | 3 |
| Haiti | 2 | 2 |
| Namibia | 10 | 5 |
| Suriname | 1 | 1 |
| Albania | 59 | 19 |
| Italy | 788 | 302 |
| France | 1,983 | 600 |
| French Guiana | 2 | 2 |
| Togo | 8 | 3 |
| Uganda | 33 | 10 |
| Hungary | 116 | 67 |
| Turkey | 755 | 94 |
| Belize | 63 | 24 |
| Lesotho | 3 | 3 |
| Grenada | 34 | 5 |
| Sint Maarten (Dutch part) | 10 | 3 |
| Macao | 10 | 7 |
| Ethiopia | 4 | 1 |
| Comoros | 1 | 1 |
| Korea, Republic of | 493 | 40 |
| Guernsey | 3 | 3 |
| Anguilla | 3 | 2 |
| Macedonia, The Former Yugoslav Republic of | 23 | 10 |
| Jamaica | 16 | 2 |
| Russian Federation | 2,895 | 938 |
| Panama | 104 | 37 |
| Sao Tome and Principe | 1 | 1 |
| Moldova, Republic of | 45 | 26 |
| Malawi | 11 | 8 |
| Mexico | 5,154 | 105 |
| Sri Lanka | 148 | 8 |
| Angola | 18 | 16 |
| Croatia | 90 | 56 |
| Faroe Islands | 2 | 2 |
| Virgin Islands, British | 33 | 16 |
| Martinique | 3 | 1 |
| Belarus | 81 | 28 |
| United States | 30,812 | 4,013 |
| Philippines | 1,116 | 49 |
| Singapore | 1,250 | 195 |
| Czech Republic | 759 | 401 |
| Chad | 3 | 1 |
| French Polynesia | 6 | 3 |
| Gibraltar | 144 | 13 |
| Palau | 1 | 1 |
| Bahamas | 17 | 1 |
| Viet Nam | 4,086 | 97 |
| Benin | 7 | 5 |
| Bhutan | 49 | 14 |
| Peru | 558 | 36 |
| Aruba | 1 | 1 |
| Saint Martin (French part) | 1 | 1 |
| Mozambique | 14 | 8 |
| Bosnia and Herzegovina | 24 | 13 |
| Taiwan | 849 | 123 |
| Côte d'Ivoire | 17 | 8 |
| Equatorial Guinea | 1 | 1 |
| Maldives | 37 | 7 |
| Israel | 348 | 64 |