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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 |
| AS144864-167 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146156CN | AS146156-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145626CN | AS145626-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146153CN | AS146153-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140374CN | CHINATELECOM-HUNAN-ZHANGJIAJIE-5G-NETWORK - CHINATELECOM Hunan province Zhangjiajie 5G network | — | 3 | 3 |
| AS24302CN | CRIS-CERNET-AS - CRIS-CERNET | — | 1 | 1 |
| AS145739CN | AS145739-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146043CN | AS146043-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143584CN | AS143584-421 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143983CN | AS143983-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142786CN | AS142786-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145733CN | AS145733-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145992CN | AS145992-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143328CN | AS143328-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140365CN | CHINATELECOM-HUNAN-CHANGSHA-5G-NETWORK - CHINATELECOM Hunan province Changsha 5G network | — | 3 | 3 |
| AS145209CN | AS145209-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143447CN | AS143447-284 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145129CN | AS145129-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145415CN | AS145415-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143319CN | AS143319-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144742CN | AS144742-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146463CN | AS146463-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145364CN | AS145364-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145870CN | AS145870-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144602CN | AS144602-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139112CN | QNET - Shanghai Qnet Networking Technology Co.,Ltd | — | 65.5K | 1 |
| AS143828CN | AS143828-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145090CN | AS145090-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145212CN | AS145212-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142926CN | AS142926-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142807CN | AS142807-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144191CN | AS144191-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145159CN | AS145159-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146662CN | AS146662-429 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144590CN | AS144590-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145081CN | AS145081-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146725CN | AS146725-492 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143408CN | AS143408-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142923CN | AS142923-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144352CN | AS144352-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144569CN | AS144569-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142845CN | AS142845-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143107CN | AS143107-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140315CN | CHINATELECOM-GUANGDONG-JIEYANG-5G-NETWORK - CHINATELECOM Guangdong province Jieyang 5G network | — | 2 | 2 |
| AS146195CN | AS146195-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142884CN | AS142884-235 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145498CN | AS145498-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |