美国
按 RIR 注册登记在美国的 ASN，IPv4 地址数量全球第 1 位。
- ASN
- 32,577
- 占全球 25.8%
- 有路由的 ASN
- 18,893
- 占本国 58.0%
- IPv4 地址
- 15.46 亿
- 占全球 45.0%
- IPv6 /48
- 20.33 亿
- 占全球 16.8%
路由数据 · 2026.10.19 18:21 UTC
网络类型构成按 ASN 数量
美国的政府机构查看全部类型
| 排名 | ASN | 名称 | IPv4 地址 | IPv6 /48 | 前缀 |
|---|---|---|---|---|---|
| 51 | AS33343 | U.S. Department of Commerce, HQ and ITA | 65,536 | 2,048 | 4 |
| 52 | AS7764 | National Oceanic and Atmospheric Administration | 65,536 | 1,024 | 14 |
| 53 | AS27016 | United States Nuclear Regulatory Commission | 65,536 | 256 | 35 |
| 54 | AS22828 | United States Food and Drug Administration | 65,536 | 16 | 2 |
| 55 | AS22920 | U.S. Bureau of Indian Affairs | 65,536 | 1 | 5 |
| 56 | AS11205 | City of Philadelphia | 65,536 | 0 | 3 |
| 57 | AS13829 | Pima County | 65,536 | 0 | 3 |
| 58 | AS13918 | City of Tucson | 65,536 | 0 | 2 |
| 59 | AS15196 | Maryland Department of Transportation | 65,536 | 0 | 7 |
| 60 | AS17343 | South | 65,536 | 0 | 5 |
| 61 | AS18815 | CITY AND COUNTY OF DENVER | 65,536 | 0 | 3 |
| 62 | AS21783 | State of Nevada | 65,536 | 0 | 3 |
| 63 | AS22178 | Senate of Pennsylvania | 65,536 | 0 | 1 |
| 64 | AS22498 | Pinellas County Government | 65,536 | 0 | 8 |
| 65 | AS23282 | Santa Barbara County | 65,536 | 0 | 6 |
| 66 | AS36091 | South Coast Air Quality Management District | 65,536 | 0 | 1 |
| 67 | AS36161 | County of Westchester | 65,536 | 0 | 3 |
| 68 | AS46196 | County of Riverside | 65,536 | 0 | 16 |
| 69 | AS46298 | Harris County Hospital District | 65,536 | 0 | 2 |
| 70 | AS46341 | California Public Utilities Commission | 65,536 | 0 | 19 |
| 71 | AS46520 | California Department of Justice | 65,536 | 0 | 4 |
| 72 | AS395877 | City of Tempe, Arizona | 65,536 | 0 | 2 |
| 73 | AS398130 | Maryland Administrative Office of the Courts (AOC) | 65,536 | 0 | 15 |
| 74 | AS398757 | Federal Trade Commission | 65,536 | 0 | 1 |
| 75 | AS25829 | Smithsonian Institution | 63,744 | 1 | 7 |
| 76 | AS26439 | City of Albuquerque | 63,488 | 0 | 12 |
| 77 | AS39961 | San Francisco Department of Telecommunications and Information Services | 58,368 | 0 | 13 |
| 78 | AS27086 | United States Department of Defense (DoD) | 57,856 | 0 | 141 |
| 79 | AS402224 | Merced County Information Systems | 57,344 | 0 | 3 |
| 80 | AS14677 | City of Tacoma | 36,864 | 0 | 72 |
| 81 | AS27138 | United States Department of Defense (DoD) | 36,352 | 0 | 133 |
| 82 | AS393856 | City of Westfield (Gas & Electric Light Department) | 36,352 | 0 | 40 |
| 83 | AS397142 | City of Fort Collins | 36,096 | 65,536 | 23 |
| 84 | AS27066 | United States Department of Defense (DoD) | 36,096 | 8 | 119 |
| 85 | AS25876 | Los Angeles Department of Water & Power | 35,840 | 0 | 29 |
| 86 | AS40749 | CLARKSVILLE DEPARTMENT OF ELECTRICITY | 35,840 | 0 | 19 |
| 87 | AS27087 | United States Department of Defense (DoD) | 35,072 | 0 | 31 |
| 88 | AS27512 | State of Rhode Island | 34,816 | 0 | 3 |
| 89 | AS27065 | United States Department of Defense (DoD) | 33,792 | 3 | 61 |
| 90 | AS396001 | City of Tacoma | 33,280 | 0 | 12 |
| 91 | AS14263 | South Dakota State Government | 32,768 | 65,536 | 8 |
| 92 | AS25807 | Arlington County Government | 32,768 | 0 | 7 |
| 93 | AS40628 | OKLAHOMA-OMES | 28,416 | 0 | 13 |
| 94 | AS138 | United States Department of Defense (AS138) | 26,368 | 0 | 20 |
| 95 | AS19323 | Holyoke Gas & Electric Department | 25,600 | 65,536 | 9 |
| 96 | AS27047 | United States Department of Defense (DoD) | 23,296 | 0 | 57 |
| 97 | AS7086 | Mississippi, Department of Information Technology Services (ITS) | 22,016 | 0 | 9 |
| 98 | AS394417 | NJOIT | 21,760 | 0 | 85 |
| 99 | AS11985 | Social Security Administration | 18,688 | 1,025 | 19 |
| 100 | AS20330 | New York State Unified Court System | 18,432 | 0 | 9 |