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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 | 2,132 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,306 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.7M | 5,956 |
| 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.
6,624 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS144448-263 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144394CN | AS144394-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140366CN | CHINATELECOM-HUNAN-HENGYANG-5G-NETWORK - CHINATELECOM Hunan province Hengyang 5G network | — | 3 | 3 |
| AS145365CN | AS145365-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140530CN | CHINATELECOM-HUBEI-EZHOU-5G-NETWORK - CHINATELECOM Hubei province Ezhou 5G network | — | 768 | 3 |
| AS144552CN | AS144552-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142766CN | AS142766-117 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146175CN | AS146175-454 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143522CN | AS143522-359 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143421CN | AS143421-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144740CN | AS144740-43 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146416CN | AS146416-183 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143790CN | AS143790-117 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145448CN | AS145448-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143376CN | AS143376-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144338CN | AS144338-153 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS208698CN | Htroy Huang Zhijie | — | 2 | 2 |
| AS145338CN | AS145338-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143019CN | AS143019-370 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145913CN | AS145913-192 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146568CN | AS146568-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143162CN | AS143162-513 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144406CN | AS144406-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145076CN | AS145076-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142712CN | AS142712-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142956CN | AS142956-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145469CN | AS145469-260 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143501CN | AS143501-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143218CN | AS143218-55 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142965CN | AS142965-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142962CN | AS142962-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145859CN | AS145859-138 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145966CN | AS145966-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145329CN | AS145329-120 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143811CN | AS143811-138 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144472CN | AS144472-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143912CN | AS143912-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140368CN | CHINATELECOM-HUNAN-ZHUZHOU-5G-NETWORK - CHINATELECOM Hunan province Zhuzhou 5G network | — | 3 | 3 |
| AS140357CN | CHINATELECOM-YUNNAN-PUER-5G-NETWORK - CHINATELECOM Yunnan province Puer 5G network | — | 256 | 4 |
| AS145594CN | AS145594-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144909CN | AS144909-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144936CN | AS144936-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146681CN | AS146681-448 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145782CN | AS145782-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145189CN | AS145189-492 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145249CN | AS145249-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142879CN | AS142879-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |