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: 18,889; 占本国 58.0%
IPv4 地址: 15.38 亿; 占全球 44.9%
IPv6 /48: 17.52 亿; 占全球 14.8%

路由数据 · 2026.10.19 22:20 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
501	AS399850	HCINDIANA	512	0	2
502	AS399987	Tacoma-Pierce County Health Department	512	0	2
503	AS400249	Orange County Sanitation District	512	0	2
504	AS400770	City of Radford	512	0	2
505	AS400782	Harris County Public Library	512	0	1
506	AS401239	Roanoke County	512	0	2
507	AS401504	City of Long Beach	512	0	2
508	AS401606	Colorado Department of Transportation	512	0	2
509	AS11678	U.S. Department of Energy	256	65,536	2
510	AS14404	City of Wichita	256	65,536	2
511	AS395011	City and County of San Francisco	256	65,536	2
512	AS400477	Alaska Court System	256	4,096	2
513	AS402019	Jerome County Idaho	256	4,096	2
514	AS21752	Albany County Pine Hills Land Authority	256	256	2
515	AS22014	City of Las Vegas	256	256	2
516	AS47101	City of Yakima	256	256	2
517	AS393308	City of Iowa City	256	256	3
518	AS10851	St Johns County BOCC	256	48	4
519	AS402011	Braeden LLC	256	16	2
520	AS17172	Fifth Judicial District of Pennsylvania	256	1	2
521	AS46087	U.S. Department of Housing and Urban Development - Office of Inspector General	256	1	2
522	AS46966	City of Grand Island	256	1	2
523	AS393638	City of Mesquite Texas	256	1	2
524	AS394662	Unified Fire Authority	256	1	2
525	AS397799	Seminole County Clerk of Courts and Comptroller	256	1	2
526	AS398222	City of West Palm Beach	256	1	2
527	AS402935	City	256	1	2
528	AS126	United States Department of Defense (AS126)	256	0	1
529	AS3134	USAID-ASN	256	0	1
530	AS7064	West Boylston Municipal Light Plant	256	0	1
531	AS11004	City of Golden	256	0	1
532	AS11436	Benton County Emergency Management	256	0	1
533	AS11891	City of San Leandro	256	0	1
534	AS11965	City of Aspen	256	0	1
535	AS11974	US Department of State	256	0	1
536	AS12123	Spokane Transit Authority	256	0	1
537	AS13957	Metropolitan Nashville Airport Authority	256	0	1
538	AS14262	CALUMET COUNTY	256	0	1
539	AS14308	City of Longmont	256	0	1
540	AS14411	Maryland-National Capital Park and Planning Commission	256	0	1
541	AS14470	CITY OF FALLS CHURCH	256	0	1
542	AS14747	Lee County Clerk of Courts	256	0	1
543	AS14831	Cameron County	256	0	1
544	AS14844	CITY OF KILLEEN	256	0	1
545	AS15049	Tompkins County	256	0	1
546	AS15099	County of Monroe	256	0	1
547	AS15124	Town of Ridgefield	256	0	1
548	AS15253	SDSO	256	0	1
549	AS15268	Maryland State Archives	256	0	1
550	AS16627	Board of Commissioners of the County of Allen	256	0	1