IP Address Allocation

Below you will find the IP address distribution to various continents, countries, ASNs (Autonomous System Numbers), ISPs (Internet Service Providers) and organizations. Follow the respective links to learn more about the subnets that are assigned to or allocated by a specific entity.

IPv4 Address Space Allocation By Continent

ContinentNumber of IP AddressesNumber of Subnets
North America1,652,823,529100,960
Asia931,247,06253,744
Europe775,636,03681,351
South America157,035,74312,151
Africa109,826,0568,160
Oceania60,958,80513,119
Antarctica4,556118
Unspecified00

IPv4 Address Space Allocation By Country

CountryNumber of IP AddressesNumber of Subnets
🇺🇸 United States1,537,717,027112,416
🇨🇳 China344,150,0177,747
🇯🇵 Japan199,031,79010,005
🇩🇪 Germany130,579,19524,547
🇬🇧 United Kingdom128,116,01831,335
🇰🇷 South Korea115,519,7563,118
🇧🇷 Brazil90,483,8068,918
🇫🇷 France82,091,39626,922
🇨🇦 Canada72,313,80215,513
🇮🇹 Italy57,806,7098,567
» Show IP address allocation for all countries...

IPv4 Address Space Allocation By ASN (Autonomous System Number)

Autonomous System Number (ASN)Number of IP AddressesNumber of Subnets
ASN749 - DNIC-AS-00749224,898,5602,525
ASN4134 - Chinanet102,777,0808,474
ASN7018 - ATT-INTERNET492,449,99910,553
ASN7922 - COMCAST-792269,677,2254,174
ASN4837 - CHINA UNICOM China169 Backbone57,159,1651,139
ASN8075 - MICROSOFT-CORP-MSN-AS-BLOCK54,215,423566
ASN16509 - AMAZON-0246,568,7023,497
ASN4766 - Korea Telecom45,276,4155,203
ASN17676 - SoftBank Corp.43,645,440150
ASN701 - UUNET39,924,9815,236
» Show IP address allocation for all autonomous system numbers...

IPv4 Address Space Allocation By ISP (Internet Service Provider)

ISPNumber of IP AddressesNumber of Subnets
US Military213,088,7442,426
China Telecom124,390,5831,122
AT&T Internet80,478,19812,552
US Air Force70,398,720473
China Unicom70,117,2431,217
Amazon.com60,399,1963,179
Comcast Cable59,798,1273,591
Microsoft Azure49,012,607304
Korea Telecom45,923,3111,056
SOFTBANK Corp.45,648,884289
» Show IP address allocation for all internet service providers...

IPv4 Address Space Allocation By Organization

OrganizationNumber of IP AddressesNumber of Subnets
US Military239,167,9763,464
China Telecom122,966,9033,104
AT&T Internet78,637,41414,705
China Unicom69,174,5231,997
Amazon.com60,457,8133,388
Comcast Cable59,760,4563,600
Microsoft Azure49,078,141334
SOFTBANK Corp.45,666,548339
Korea Telecom45,301,7435,051
Spectrum43,739,0494,509
» Show IP address allocation for all organizations...