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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 | 1,357 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.2M | 1,522 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,133 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 40.8M | 5,738 |
| 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.
| 20.3M |
| 813 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 568 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,220 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,201 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.4M | 1,145 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,131 |
| AS146391-158 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146555CN | AS146555-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143116CN | AS143116-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146043CN | AS146043-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143381CN | AS143381-218 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143950CN | AS143950-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143152CN | AS143152-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146281CN | AS146281-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143813CN | AS143813-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145951CN | AS145951-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144173CN | AS144173-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144760CN | AS144760-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144995CN | AS144995-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144066CN | AS144066-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145748CN | AS145748-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS38587CN | CERNET-IDC-AP - CERNET Internet Data Center | — | 257 | 2 |
| AS143122CN | AS143122-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142905CN | AS142905-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS210352CN | YijiaXu Yijia Xu | — | 10 | 10 |
| AS143295CN | AS143295-132 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144897CN | AS144897-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143307CN | AS143307-144 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145227CN | AS145227-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143131CN | AS143131-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143069CN | AS143069-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145632CN | AS145632-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142732CN | AS142732-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143125CN | AS143125-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144507CN | AS144507-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144206CN | AS144206-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140371CN | CHINATELECOM-HUNAN-YONGZHOU-5G-NETWORK - CHINATELECOM Hunan province Yongzhou 5G network | — | 3 | 3 |
| AS143512CN | AS143512-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145695CN | AS145695-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200268CN | CHEN-AS Haihan Chen | — | 258 | 3 |
| AS144158CN | AS144158-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144479CN | AS144479-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146284CN | AS146284-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146710CN | AS146710-477 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145144CN | AS145144-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140377CN | CHINATELECOM-HUNAN-SHAOYANG-5G-NETWORK - CHINATELECOM Hunan province Shaoyang 5G network | — | 3 | 3 |
| AS143161CN | AS143161-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146534CN | AS146534-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144251CN | AS144251-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145927CN | AS145927-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145918CN | AS145918-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142092CN | AS142092-26 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143283CN | AS143283-120 - China Education and Research Network (CERNET) | — | 65.5K | 1 |