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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 | 59.2M | 1,620 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,219 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,843 |
| 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.
6,608 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 843 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 566 |
| 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. | 10.5M | 1,196 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,171 |
| AS143433-270 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143275CN | AS143275-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142081CN | AS142081-15 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144650CN | AS144650-465 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146443CN | AS146443-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145046CN | AS145046-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143296CN | AS143296-133 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145707CN | AS145707-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140256CN | CHINATELECOM-ANHUI-LIUAN-5G-NETWORK - CHINATELECOM Anhui province Liuan 5G network | — | 3 | 3 |
| AS146621CN | AS146621-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144874CN | AS144874-177 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142816CN | AS142816-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144448CN | AS144448-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143287CN | AS143287-124 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144394CN | AS144394-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143757CN | AS143757-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146630CN | AS146630-397 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144722CN | AS144722-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144689CN | AS144689-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146690CN | AS146690-457 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145258CN | AS145258-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146151CN | AS146151-430 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145180CN | AS145180-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145371CN | AS145371-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143885CN | AS143885-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143766CN | AS143766-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145374CN | AS145374-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143912CN | AS143912-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145907CN | AS145907-186 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS198078CN | Silicon-AS Hangzhou Silicon-based Agile Technology Limited | — | 16 | 1 |
| AS144531CN | AS144531-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146050CN | AS146050-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146568CN | AS146568-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145064CN | AS145064-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140333CN | CHINATELECOM-FUJIAN-QUANZHOU-5G-NETWORK - CHINATELECOM Fujian province Quanzhou 5G network | — | 1K | 4 |
| AS145216CN | AS145216-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144174CN | AS144174-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144701CN | AS144701-4 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140359CN | CHINATELECOM-YUNNAN-WENSHAN-5G-NETWORK - CHINATELECOM Yunnan province Wenshan 5G network | — | 256 | 4 |
| AS143760CN | AS143760-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144427CN | AS144427-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142852CN | AS142852-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145457CN | AS145457-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144290CN | AS144290-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143730CN | AS143730-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140378CN | CHINATELECOM-HUNAN-DOUDI-5G-NETWORK - CHINATELECOM Hunan province Loudi 5G network | — | 3 | 3 |
| AS145338CN | AS145338-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |