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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 |
| AS143920-247 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142926CN | AS142926-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146260CN | AS146260-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145233CN | AS145233-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146171CN | AS146171-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152697CN | HUIFA-AS-AP - Nanning Huifa Technology Co Ltd | — | 2 | 2 |
| AS143158CN | AS143158-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143399CN | AS143399-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144852CN | AS144852-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143200CN | AS143200-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144221CN | AS144221-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143929CN | AS143929-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140315CN | CHINATELECOM-GUANGDONG-JIEYANG-5G-NETWORK - CHINATELECOM Guangdong province Jieyang 5G network | — | 2 | 2 |
| AS144325CN | AS144325-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143652CN | AS143652-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146257CN | AS146257-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144161CN | AS144161-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146478CN | AS146478-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145665CN | AS145665-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142783CN | AS142783-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145540CN | AS145540-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151432CN | AS151432-10 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144471CN | AS144471-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145992CN | AS145992-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142732CN | AS142732-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143462CN | AS143462-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144096CN | AS144096-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143021CN | AS143021-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140297CN | CHINATELECOM-JIANGSU-XUZHOU-5G-NETWORK - CHINATELECOM Jiangsu province Xuzhou 5G network | — | 192 | 3 |
| AS144063CN | AS144063-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142786CN | AS142786-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143655CN | AS143655-492 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143182CN | AS143182-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144608CN | AS144608-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144858CN | AS144858-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS219332CN | PMMAN-AS Xiang Zhou | — | 517 | 7 |
| AS145453CN | AS145453-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144108CN | AS144108-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145760CN | AS145760-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151194CN | STELIGHT-AS-AP - Zhu Yucheng | — | 1 | 1 |
| AS144105CN | AS144105-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146046CN | AS146046-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144084CN | AS144084-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144224CN | AS144224-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145796CN | AS145796-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145001CN | AS145001-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140053CN | CHINANET-HUIZHOU-AS-AP - China Telecom | — | 18 | 6 |