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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 |
| AS143477-314 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145639CN | AS145639-430 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145475CN | AS145475-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144281CN | AS144281-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143820CN | AS143820-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145454CN | AS145454-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146297CN | AS146297-64 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142685CN | AS142685-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144895CN | AS144895-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145960CN | AS145960-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144585CN | AS144585-400 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144156CN | AS144156-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145993CN | AS145993-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143799CN | AS143799-126 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146228CN | AS146228-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS141429CN | AGATHA-AS-AP - Agatha Network | — | 1 | 1 |
| AS144677CN | AS144677-492 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146008CN | AS146008-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS38272CN | FITI-AS-BKB - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144165CN | AS144165-492 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144183CN | AS144183-510 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145594CN | AS145594-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142837CN | AS142837-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144716CN | AS144716-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142992CN | AS142992-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142873CN | AS142873-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144433CN | AS144433-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140366CN | CHINATELECOM-HUNAN-HENGYANG-5G-NETWORK - CHINATELECOM Hunan province Hengyang 5G network | — | 3 | 3 |
| AS145508CN | AS145508-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143763CN | AS143763-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146487CN | AS146487-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144844CN | AS144844-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143263CN | AS143263-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144927CN | AS144927-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144486CN | AS144486-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145770CN | AS145770-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145362CN | AS145362-153 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145329CN | AS145329-120 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145341CN | AS145341-132 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146249CN | AS146249-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140509CN | CHINATELECOM-GUANGXI-NANNING-5G-NETWORK - CHINATELECOM GUANGXI province NanNing 5G network | — | 3 | 3 |
| AS140256CN | CHINATELECOM-ANHUI-LIUAN-5G-NETWORK - CHINATELECOM Anhui province Liuan 5G network | — | 3 | 3 |
| AS145472CN | AS145472-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144740CN | AS144740-43 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144144CN | AS144144-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144195CN | AS144195-10 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146410CN | AS146410-177 - China Education and Research Network (CERNET) | — | 65.5K | 1 |