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How China 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 China over time.
The largest autonomous systems registered to China by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS4134CN | CHINANET-BACKBONE - No.31,Jin-rong Street | 111.8M | 1,356 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,150 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.6M | 21,409 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.8M | 5,062 |
| AS37963CN | ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd. |
China 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.
6,627 autonomous systems registered to China. Click an AS for detail.
| 20.8M |
| 860 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 579 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,120 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.3M | 2,253 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 11.2M | 1,317 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,281 |
| AS145493-284 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144793CN | AS144793-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145734CN | AS145734-13 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144394CN | AS144394-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145005CN | AS145005-308 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143230CN | AS143230-67 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145112CN | AS145112-415 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143150CN | AS143150-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS216299CN | LCNET Yang Liuchang | — | 54 | 20 |
| AS144534CN | AS144534-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144737CN | AS144737-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143501CN | AS143501-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143546CN | AS143546-383 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143733CN | AS143733-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144781CN | AS144781-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143120CN | AS143120-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143629CN | AS143629-466 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144525CN | AS144525-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144293CN | AS144293-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142745CN | AS142745-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145588CN | AS145588-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145097CN | AS145097-400 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146559CN | AS146559-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144778CN | AS144778-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146666CN | AS146666-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145785CN | AS145785-64 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143126CN | AS143126-477 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144052CN | AS144052-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144784CN | AS144784-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146693CN | AS146693-460 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146127CN | AS146127-406 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143549CN | AS143549-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144037CN | AS144037-364 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145073CN | AS145073-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146669CN | AS146669-436 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144814CN | AS144814-117 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140250CN | CHINATELECOM-ANHUI-FUYANG-5G-NETWORK - CHINATELECOM Anhui province Fuyang 5G network | — | 3 | 3 |
| AS145791CN | AS145791-70 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144727CN | AS144727-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142712CN | AS142712-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144606CN | AS144606-421 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146175CN | AS146175-454 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143239CN | AS143239-76 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137401CN | CHINATELECOM-HUBEI-HUANGSHI-5G-NETWORK - CHINATELECOM Hubei province Huangshi 5G network | — | 768 | 3 |
| AS145570CN | AS145570-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144838CN | AS144838-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145853CN | AS145853-132 - China Education and Research Network (CERNET) | — | 65.5K | 1 |