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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 |
| AS144245-60 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145153CN | AS145153-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140651CN | CHINATELECOM-GUIZHOU-QIANNAN-5G-NETWORK - CHINATELECOM Guizhou province Qiannan 5G network | — | 4 | 4 |
| AS145948CN | AS145948-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146585CN | AS146585-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143459CN | AS143459-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146123CN | AS146123-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144483CN | AS144483-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143816CN | AS143816-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144575CN | AS144575-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144078CN | AS144078-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143593CN | AS143593-430 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143691CN | AS143691-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145689CN | AS145689-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143262CN | AS143262-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146549CN | AS146549-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146180CN | AS146180-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144203CN | AS144203-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143807CN | AS143807-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144718CN | AS144718-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144584CN | AS144584-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143054CN | AS143054-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143899CN | AS143899-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143110CN | AS143110-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146427CN | AS146427-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151331CN | SORAYOU-AS-JP - Sora You | — | 514 | 4 |
| AS144441CN | AS144441-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144852CN | AS144852-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143268CN | AS143268-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145808CN | AS145808-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146204CN | AS146204-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142655CN | AS142655-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140252CN | CHINATELECOM-ANHUI-HUAIBEI-5G-NETWORK - CHINATELECOM Anhui province Huaibei 5G network | — | 3 | 3 |
| AS143548CN | AS143548-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145977CN | AS145977-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146394CN | AS146394-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145430CN | AS145430-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24352CN | CNGI-TJN-IX-AS-AP - CERNET2 IX at Tianjin University | — | 65.5K | 1 |
| AS145739CN | AS145739-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146475CN | AS146475-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146397CN | AS146397-164 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143524CN | AS143524-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144176CN | AS144176-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142095CN | AS142095-29 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145010CN | AS145010-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144480CN | AS144480-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146433CN | AS146433-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |