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How United States ranks worldwide on dormant space, the transfer market, routing security and address density.
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) | 227.7M | 3,136 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 210.5M | 20,695 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 113.7M | 639 |
| AS721US | DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD) | 73.1M | 229 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC |
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.
31,994 autonomous systems registered to United States. Click an AS for detail.
| 68.2M |
| 345 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 66.4M | 1,107 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 47.9M | 3,573 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.7M | 1,926 |
| AS701US | UUNET - Verizon Business | 43.6M | 1,000 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.2M | 4,508 |
| — |
| — |
| 0 |
| AS36262US | HASHTABLE-PREMIUM-TIER - HashTable, Inc. | — | 4 | 4 |
| AS402004US | RS - Rui Sun, Sole Proprietorship | — | 2 | 2 |
| AS216052US | CDUBS-NET Craig Schulz | — | 34 | 4 |
| AS198804US | RISHI-AS Rishi Ram Panthee | — | 512 | 2 |
| AS32609US | CNS - Cooperative Network Services, LLC | — | — | 0 |
| AS39335US | igloo22225 June Slater | — | 256 | 1 |
| AS64246US | CRA-CO - Cator, Ruma & Associates, Co. | — | 2 | 2 |
| AS402537US | YMISO - YMISO | — | 16 | 1 |
| AS211169US | CARAMELFOX-AS CaramelFox Networks LLC | — | 17 | 2 |
| AS210347US | ARROWBLACKLLC ARROWBLACK LLC | — | 2 | 2 |
| AS402555US | RIKKIA-NETWORK-01 - Rikkia | — | 1 | 1 |
| AS400917US | ROSE-CIRCUIT2 - Aubrey Rose | — | 8 | 1 |
| AS15170US | MATCHNET - Spark Networks Limited | — | — | 0 |
| AS27048US | DNIC-ASBLK-27032-27159 - United States Department of Defense (DoD) | — | — | 0 |
| AS33665US | CMCS - Comcast Cable Communications, LLC | — | 2 | 2 |
| AS27439US | MULTIPLEX-NET - MultiPlex Networks LLC | — | 4.1K | 1 |
| AS206699US | Zoey-Mertes Zoey Mertes | — | 6 | 6 |
| AS14071US | PQ-CORPORATION - PQ Corporation | — | — | 0 |
| AS206081US | JORDANSAVOCANET Jordan Savoca | — | 1 | 1 |
| AS15089US | MASSMUTUAL - Massachusetts Mutual Life Insurance Company | — | — | 0 |
| AS214763US | Akshay-Revankar Akshay Revankar | — | 1 | 1 |
| AS25618US | SHINE - SHINESHAN | — | 256 | 1 |
| AS402450US | JILLC-PRIMARY - ji's | — | 1 | 1 |
| AS14682US | GGS - GGS Information Services | — | — | 0 |
| AS202902US | ANTARES-NETWORK Nathen Goldsborough | — | 1 | 1 |
| AS14646US | FRANKLINCOVEY - Franklin Covey Co. | — | — | 0 |
| AS397955US | DEEPSOUTHCOMMUNICATIONS - Deep South Communications LLC | — | 1 | 1 |
| AS11779US | MORRI-30-11779 - Optimum Online | — | — | 0 |
| AS11873US | USAID-1 - U.S. Agency for International Development | — | 1 | 1 |
| AS402170US | VALORNODE-STL - Valor Holdings LLC | — | 1 | 1 |
| AS399154US | SECURITYSERVICES - Vercara, LLC | — | 256 | 1 |
| AS32940US | EVOCATIVE3 - Evocative, Inc. | — | — | 0 |
| AS394557US | ROKU - Roku Inc. | — | 2 | 2 |
| AS396549US | VRSN-AC50-340 - VeriSign Global Registry Services | — | 3 | 3 |
| AS211019US | servers-guru moula world llc | — | 2 | 2 |
| AS33688US | SUMMITEIS-AS - SummitEIS | — | — | 0 |
| AS402212US | NICKTRONICIT - NicktronicIT LLC | — | 1 | 1 |
| AS33514US | EXCS - Executive Corporate, Inc. | — | — | 0 |
| AS400148US | BULK-SOLUTIONS-01 - Bulk Solutions, LLC | — | 256 | 1 |
| AS33612US | TUMBLR - Yahoo Holdings Inc. | — | — | 0 |
| AS400366US | FS846-ASN-01 - Freestyle Services LLC | — | 4.1K | 1 |
| AS33188US | AUTOWC-01 - Auto Warehousing Company | — | — | 0 |
| AS51312US | SRSP-4-51312 - Aubrey Rose | — | 16 | 1 |
| AS33471US | ARI-CUSTOMERS - Automotive Rentals, Inc. | — | — | 0 |
| AS402474US | LMESSER-LABS - Zachary | — | 256 | 1 |
| AS14219US | ENTRYWAN - ENTRYWAN LLC | — | — | 0 |