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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 | 1,353 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 564 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,105 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.8M | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS146144-423 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS154155CN | SUZHOUYESONG-AS-AP - Suzhou Yesong Information Technology Co., Ltd | — | 1 | 1 |
| AS146278CN | AS146278-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142789CN | AS142789-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144976CN | AS144976-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146463CN | AS146463-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145634CN | AS145634-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145661CN | AS145661-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS219016CN | Atelier-Miku Zizhao Wang trading as Atelier Miku | — | 1 | 1 |
| AS144277CN | AS144277-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146471CN | AS146471-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143292CN | AS143292-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143678CN | AS143678-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144048CN | AS144048-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144083CN | AS144083-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145096CN | AS145096-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144414CN | AS144414-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143846CN | AS143846-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142854CN | AS142854-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS202396CN | ZYK-AS Zeng Yukai | — | 8 | 8 |
| AS146292CN | AS146292-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144137CN | AS144137-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144372CN | AS144372-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143821CN | AS143821-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143476CN | AS143476-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144982CN | AS144982-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146448CN | AS146448-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143444CN | AS143444-281 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143729CN | AS143729-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144599CN | AS144599-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146040CN | AS146040-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143066CN | AS143066-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145034CN | AS145034-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140522CN | CHINATELECOM-GUANGXI-FANGCHENGGANG-5G-NETWORK - CHINATELECOM GUANGXI province FangChengGang 5G network | — | 3 | 3 |
| AS145849CN | AS145849-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140312CN | CHINATELECOM-GUANGDONG-ZHANJIANG-5G-NETWORK - CHINATELECOM Guangdong province Zhanjiang 5G network | — | 2 | 2 |
| AS144227CN | AS144227-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144307CN | AS144307-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143535CN | AS143535-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144625CN | AS144625-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144093CN | AS144093-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145203CN | AS145203-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144828CN | AS144828-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146376CN | AS146376-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143771CN | AS143771-98 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145140CN | AS145140-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145763CN | AS145763-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |