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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. | 56.4M | 21,289 |
| 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.
6,623 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 565 |
| 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 | 5,217 |
| AS146184-463 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144427CN | AS144427-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143775CN | AS143775-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS215507CN | AS-MIANTIAO-LAB KAI BI | — | 1 | 1 |
| AS143412CN | AS143412-249 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140378CN | CHINATELECOM-HUNAN-DOUDI-5G-NETWORK - CHINATELECOM Hunan province Loudi 5G network | — | 3 | 3 |
| AS142700CN | AS142700-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142438CN | KSMNW-AS-AP - Kasumi Networks Inc | — | 65.8K | 5 |
| AS144285CN | AS144285-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146392CN | AS146392-159 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142852CN | AS142852-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144808CN | AS144808-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146136CN | AS146136-415 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146240CN | AS146240-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140250CN | CHINATELECOM-ANHUI-FUYANG-5G-NETWORK - CHINATELECOM Anhui province Fuyang 5G network | — | 3 | 3 |
| AS145505CN | AS145505-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146228CN | AS146228-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143364CN | AS143364-201 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146142CN | AS146142-421 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145859CN | AS145859-138 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140333CN | CHINATELECOM-FUJIAN-QUANZHOU-5G-NETWORK - CHINATELECOM Fujian province Quanzhou 5G network | — | 1K | 4 |
| AS143617CN | AS143617-454 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143766CN | AS143766-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144540CN | AS144540-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145520CN | AS145520-311 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143358CN | AS143358-195 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146657CN | AS146657-424 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144061CN | AS144061-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143784CN | AS143784-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145252CN | AS145252-43 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143695CN | AS143695-22 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145734CN | AS145734-13 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145963CN | AS145963-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143010CN | AS143010-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143402CN | AS143402-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153332CN | FREEGPTS-AS-US - InnoCloud Services LLC | — | 1 | 1 |
| AS140354CN | CHINATELECOM-YUNNAN-LIJIANG-5G-NETWORK - CHINATELECOM Yunnan province Lijiang 5G network | — | 256 | 4 |
| AS143555CN | AS143555-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144290CN | AS144290-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142813CN | AS142813-164 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145886CN | AS145886-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144781CN | AS144781-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143117CN | AS143117-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146282CN | AS146282-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143814CN | AS143814-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146315CN | AS146315-82 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146374CN | AS146374-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |