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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 | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.3M | 5,834 |
| 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 | 2,104 |
| 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 | 1,193 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,168 |
| AS143527-364 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144581CN | AS144581-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143325CN | AS143325-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144513CN | AS144513-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145817CN | AS145817-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144450CN | AS144450-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144298CN | AS144298-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142679CN | AS142679-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144813CN | AS144813-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143780CN | AS143780-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143643CN | AS143643-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143307CN | AS143307-144 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142673CN | AS142673-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145510CN | AS145510-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143926CN | AS143926-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145245CN | AS145245-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139317CN | ZX-AS-AP - Ningbo Dahuamao Information Technology Co Ltd | — | 82 | 64 |
| AS143271CN | AS143271-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143899CN | AS143899-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143801CN | AS143801-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140356CN | CHINATELECOM-YUNNAN-NUJIANG-5G-NETWORK - CHINATELECOM Yunnan province Nujiang 5G network | — | 256 | 4 |
| AS144635CN | AS144635-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140303CN | CHINATELECOM-JIANGSU-HUAIAN-5G-NETWORK - CHINATELECOM Jiangsu province Huaian 5G network | — | 192 | 3 |
| AS144563CN | AS144563-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144950CN | AS144950-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144819CN | AS144819-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142890CN | AS142890-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145632CN | AS145632-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146430CN | AS146430-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143405CN | AS143405-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145159CN | AS145159-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144742CN | AS144742-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143107CN | AS143107-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146126CN | AS146126-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145227CN | AS145227-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143616CN | AS143616-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146531CN | AS146531-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146281CN | AS146281-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146522CN | AS146522-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145760CN | AS145760-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145218CN | AS145218-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145147CN | AS145147-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140312CN | CHINATELECOM-GUANGDONG-ZHANJIANG-5G-NETWORK - CHINATELECOM Guangdong province Zhanjiang 5G network | — | 2 | 2 |
| AS145751CN | AS145751-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143259CN | AS143259-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144903CN | AS144903-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144173CN | AS144173-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |