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How United States ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to United States over time.
The largest autonomous systems registered to United States by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS749US | DNIC-AS-00749 - United States Department of Defense (DoD) | 227.5M | 3,134 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 218.2M | 25,525 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 642 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,309 |
| AS721US | DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD) |
United States against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
32,245 autonomous systems registered to United States. Click an AS for detail.
| 73M |
| 232 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.6M | 3,898 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 2,000 |
| AS701US | UUNET - Verizon Business | 43.6M | 991 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,357 |
| — |
| — |
| 0 |
| AS30540US | DEER-VALLEY-RESORT - Montage Hotels & Resorts | — | — | 0 |
| AS30590US | NSCM-NYC - 3G Capital, Inc. | — | — | 0 |
| AS30592US | WESTEC-SECURITY-INC - Westec Security, Inc. | — | — | 0 |
| AS30605US | JACKHENRY-3 - Jack Henry & Associates, Inc. | — | — | 0 |
| AS30701US | ISC-F-AS - Internet Systems Consortium, Inc. | — | — | 0 |
| AS30716US | ROSEINT - Rose international | — | — | 0 |
| AS30718US | SSI-WESTCOAST - Survey Sampling International, LLC | — | — | 0 |
| AS31744US | NATES-ACCESS-01 - Nate's Access | — | — | 0 |
| AS31839US | GORDIAN-HEALTH-SOLUTIONS - Onlife Health, Inc. | — | — | 0 |
| AS31908US | VONAGE-04 - Vonage Holdings, Inc. | — | — | 0 |
| AS31925US | QUEBEC-RANDD-OFFICE - Oracle Corporation | — | — | 0 |
| AS31959US | CLOUDJ - CLOUDJ LLC | — | — | 0 |
| AS31974US | RIML-CORP-AS-2 - BlackBerry Corporation | — | — | 0 |
| AS32057US | BRMHMRB - BLUEGRASS REGIONAL MENTAL HEALTH-MENTAL RETARDATION BOARD, INC. | — | — | 0 |
| AS32107US | WAVE-CABLE - Wave Broadband | — | — | 0 |
| AS32112US | ODYSSEY-PRIME - Odyssey Communications Group Inc. | — | — | 0 |
| AS32122US | SYNECTICSFMD2004 - Synectics for Management Decisions, Inc. | — | — | 0 |
| AS32127US | AYVA - Ayva | — | — | 0 |
| AS32200US | EPOXY-IX - Epoxytel Networks LLC | — | — | 0 |
| AS32296US | METROFFICE - Metro Office Management, Inc. | — | — | 0 |
| AS32359US | SEMCOMM-01 - Spy Ego Media LLC | — | — | 0 |
| AS32392US | OPENTRANSFER-ECOMMERCE - Newfold Digital, Inc. | — | — | 0 |
| AS32399US | ALORICA - ALORICA INC | — | — | 0 |
| AS32429US | ATAENG - ATA Engineering, Inc. | — | — | 0 |
| AS32465US | CHARTER-32465-NA - Charter Communications LLC | — | — | 0 |
| AS32469US | PUBLIC-EMPLOYEES-CREDIT-UNION - Public Employees Credit Union | — | — | 0 |
| AS32487US | CCPSL-AS - Cast & Crew LLC | — | — | 0 |
| AS32503US | CU-PRODIGY-32503 - CUProdigy, LLC | — | — | 0 |
| AS32523US | QUBE-MANAGED-HOSTING - Qube Managed Hosting Inc. | — | — | 0 |
| AS32542US | JIGSAW-DATA-NETOPS01 - Salesforce.com, Inc. | — | — | 0 |
| AS32811US | COPELAND - Copeland LP | — | — | 0 |
| AS32828US | WEN - Wyoming Community College Commission | — | — | 0 |
| AS32865US | MONTANA-OPTICOM-AS32865 - Montana Opticom, LLC | — | — | 0 |
| AS32868US | FLEX-DATASIDE-AS01 - Flexential Dataside, LLC | — | — | 0 |
| AS32878US | PETRIEDGE - PetriEdge LLC | — | — | 0 |
| AS32939US | ATLANTICBB-MIDDLETOWN - Breezeline | — | — | 0 |
| AS32947US | WEST-B2B-DEN01 - West Technology Group, LLC | — | — | 0 |
| AS32989US | BYTESIZEDNETWORKS - QuickCentralNetworks | — | — | 0 |
| AS33066US | LSG-01 - Leviathan Security Group, Inc. | — | — | 0 |
| AS33075US | ISC-F-AS - Internet Systems Consortium, Inc. | — | — | 0 |
| AS33077US | ISC-F-AS - Internet Systems Consortium, Inc. | — | — | 0 |
| AS33081US | ISC-F-AS - Internet Systems Consortium, Inc. | — | — | 0 |
| AS33108US | SEATTLEIX - Seattle Internet Exchange | — | — | 0 |
| AS33114US | CO-OP - Cu Cooperative Systems, Inc. | — | — | 0 |
| AS33329US | BUBBL-TEK - Bubbl-Tek LLC | — | — | 0 |
| AS33342US | QUALCOMM-AUSTIN - Qualcomm, Inc. | — | — | 0 |