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 America1,652,801,395100,724
Asia931,273,74953,668
Europe775,673,89581,008
South America157,039,48812,148
Africa109,819,1478,173
Oceania60,929,67713,130
Antarctica4,556118
Unspecified5121

IPv4 Address Space Allocation By Country

CountryNumber of IP AddressesNumber of Subnets
🇺🇸 United States1,537,706,727112,359
🇨🇳 China344,162,3697,730
🇯🇵 Japan199,033,85210,006
🇩🇪 Germany130,564,59824,478
🇬🇧 United Kingdom128,234,08231,211
🇰🇷 South Korea115,519,7473,113
🇧🇷 Brazil90,485,3458,933
🇫🇷 France82,088,61826,828
🇨🇦 Canada72,327,61915,470
🇮🇹 Italy57,807,6938,541
» 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-00749224,911,3602,514
ASN4134 - Chinanet102,783,9928,472
ASN7018 - ATT-INTERNET492,431,31110,524
ASN7922 - COMCAST-792269,677,2254,165
ASN4837 - CHINA UNICOM China169 Backbone57,149,9491,165
ASN8075 - MICROSOFT-CORP-MSN-AS-BLOCK54,215,679558
ASN16509 - AMAZON-0246,576,8943,480
ASN4766 - Korea Telecom45,276,4155,203
ASN17676 - SoftBank Corp.43,645,440150
ASN701 - UUNET39,923,7015,230
» 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 Military213,093,8642,424
China Telecom124,388,5351,120
AT&T Internet80,471,44512,459
US Air Force70,397,952471
China Unicom70,116,2191,216
Amazon.com60,394,5883,171
Comcast Cable59,797,8713,582
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 Military239,175,9123,461
China Telecom122,965,8793,106
AT&T Internet78,628,86914,617
China Unicom69,163,7712,024
Amazon.com60,454,7413,383
Comcast Cable59,760,2003,591
Microsoft Azure49,078,141334
SOFTBANK Corp.45,666,548339
Korea Telecom45,301,7435,051
Spectrum43,741,3544,503
» Show IP address allocation for all organizations...