Loading…
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) | 227.4M | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 217.9M | 25,247 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 642 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.7M | 1,322 |
| 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.
32,189 autonomous systems registered to United States. Click an AS for detail.
| 72.9M |
| 229 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.6M | 3,901 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.9M | 2,010 |
| AS701US | UUNET - Verizon Business | 43.6M | 993 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.5M | 4,222 |
| 3.1K |
| — |
| 12 |
| AS398173US | SEAGATE-USA-CA-2 - Seagate Technology LLC | 3.1K | — | 12 |
| AS395532US | 1P-WSS - Web Site Source | 3.1K | — | 11 |
| AS15297US | EPLUS-ASN - EPLUS, Inc. | 3.1K | 1 | 9 |
| AS395446US | BRIGGS-STRATTON - Briggs & Stratton Corporation | 3.1K | — | 5 |
| AS46925US | PAVLOVMEDIA-SE - PAVLOV MEDIA INC | 3.1K | 256 | 12 |
| AS53823US | SMTA - Scio Mutual Telephone Association | 3.1K | — | 2 |
| AS14074US | COLGATE - Colgate-Palmolive Co. | 3.1K | 256 | 13 |
| AS40170US | MTR0-01 - Intermetro Communications, Inc. | 3.1K | — | 12 |
| AS395381US | CTC-INTERNET - CTC Internet, Inc. | 3.1K | — | 2 |
| AS54062US | SOUTHWIREPUBLIC - Southwire Company | 3.1K | — | 2 |
| AS401654US | DAWNVENTURES - Dawn Ventures | 3.1K | — | 12 |
| AS54214US | CCMH-AS1 - Comanche County Memorial Hospital | 3.1K | — | 2 |
| AS21973US | XPONET - Xponet | 3.1K | 3 | 15 |
| AS54086US | SINGLE-DIGITS - Single Digits, Inc. | 3.1K | — | 12 |
| AS11207US | BOSTON-GLOBE-NETWORK-01 - Boston Globe Media Partners, LLC | 3.1K | — | 8 |
| AS54038US | CALLIDUS-SOFTWARE - Callidus Software Inc. | 3.1K | — | 10 |
| AS64280US | PALO-ALTO-NETWORKS - Palo Alto Networks, Inc | 3.1K | — | 12 |
| AS29898US | MONEYGRAM-INTERNATIONAL-INC - MoneyGram International Inc | 3.1K | — | 9 |
| AS25754US | BLUEPRINT - Blueprint America, Inc. | 3.1K | — | 12 |
| AS19743US | AVISP - AVISP.COM | 3.1K | — | 3 |
| AS40551US | ATVI-NETWORK-ASN - Activision Publishing, Inc. | 3.1K | — | 12 |
| AS277US | DXC-AS277 - DXC US Latin America Corporation | 3.1K | — | 6 |
| AS394452US | MCKINSEY-US-AWP - McKinsey & Company, Inc. | 3.1K | — | 12 |
| AS929US | KIRINO - KIRINO LLC | 3.1K | — | 3 |
| AS23077US | SPICA - SPICA Industry LLC | 3.1K | 272 | 9 |
| AS13729US | FIDESSA-US - Fidessa Corporation | 3.1K | — | 12 |
| AS21818US | BWTELCOM - BWTelcom | 3.1K | 65.5K | 3 |
| AS396317US | VITALINK-PA05 - Vitalink LLC | 3.1K | 65.5K | 6 |
| AS46286US | COOK-COUNTY - Cook County | 3.1K | — | 7 |
| AS53536US | PRINETIME - Prinetime Internet Solutions, LLC | 3.1K | — | 2 |
| AS63304US | HILLTOP-BROADBAND - HILLTOP BROADBAND | 3.1K | — | 9 |
| AS26082US | POWERSHIFT-PLAINFIELD-VT - Power Shift Computer Services, Inc. | 3.1K | — | 4 |
| AS62688US | ICTC - Inter-Community Telephone Co. | 3.1K | 65.5K | 6 |
| AS399776US | PBC-SEA-WA-POP - Premera Blue Cross | 3.1K | — | 4 |
| AS32879US | NV-LEG-01 - State of Nevada Legislature | 3.1K | 65.5K | 6 |
| AS30021US | SNWL-COLO-SJL - SonicWALL, Inc. | 3.1K | 1 | 13 |
| AS11047US | HHCC-ASN1 - Hartford Hospital | 3.1K | — | 12 |
| AS31915US | MOJOBROADBAND - Mojo Broadband | 3.1K | — | 2 |
| AS46203US | PNSHS - Fidelity National Information Services, Inc. | 3.1K | — | 12 |
| AS23132US | CHARTER-23132-SOUTHERN-NEW-ENGLAND-C3 - Charter Communications LLC | 3.1K | 288 | 7 |
| AS19836US | VERISIGNGRS - VeriSign Infrastructure & Operations | 3.1K | 15 | 27 |
| AS46572US | COWBOY-HOSTING - Cowboy Hosting LLC | 3.1K | 65.5K | 3 |
| AS46179US | MEDIAFIRE - MediaFire, LLC | 3.1K | — | 2 |
| AS14652US | COSTARGROUPASN - COSTAR GROUP Inc. | 3.1K | — | 10 |
| AS394334US | NETLINKVOICE-JAN1 - Netlink Voice | 3.1K | — | 6 |
| AS11288US | IDMS101 - InfraDMS | 3.1K | — | 2 |