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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 |
| AS142657-8 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143469CN | AS143469-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143720CN | AS143720-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145532CN | AS145532-323 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143577CN | AS143577-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142659CN | AS142659-10 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143859CN | AS143859-186 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144672CN | AS144672-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145938CN | AS145938-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145194CN | AS145194-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145563CN | AS145563-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140251CN | CHINATELECOM-ANHUI-BOZHOU-5G-NETWORK - CHINATELECOM Anhui province Bozhou 5G network | — | 3 | 3 |
| AS144080CN | AS144080-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145509CN | AS145509-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200959CN | SUNFLYER-AS Yaoxuan Chen | — | 73 | 10 |
| AS146345CN | AS146345-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142788CN | AS142788-139 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146119CN | AS146119-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144720CN | AS144720-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143755CN | AS143755-82 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144840CN | AS144840-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143079CN | AS143079-430 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144144CN | AS144144-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144927CN | AS144927-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146208CN | AS146208-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145411CN | AS145411-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS209586CN | SUNYOU-AS SUNYOU PAN | — | 1 | 1 |
| AS144917CN | AS144917-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146393CN | AS146393-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140522CN | CHINATELECOM-GUANGXI-FANGCHENGGANG-5G-NETWORK - CHINATELECOM GUANGXI province FangChengGang 5G network | — | 3 | 3 |
| AS143993CN | AS143993-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140302CN | CHINATELECOM-JIANGSU-ZHENJIANG-5G-NETWORK - CHINATELECOM Jiangsu province Zhenjiang 5G network | — | 192 | 3 |
| AS145098CN | AS145098-401 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145643CN | AS145643-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143192CN | AS143192-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146745CN | AS146745-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145088CN | AS145088-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146372CN | AS146372-139 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144041CN | AS144041-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144512CN | AS144512-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144199CN | AS144199-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145033CN | AS145033-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145384CN | AS145384-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145069CN | AS145069-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145336CN | AS145336-127 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143714CN | AS143714-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144294CN | AS144294-109 - China Education and Research Network (CERNET) | — | 65.5K | 1 |