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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 |
| AS145393-184 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142663CN | AS142663-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143119CN | AS143119-470 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144583CN | AS144583-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143354CN | AS143354-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144968CN | AS144968-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145456CN | AS145456-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143279CN | AS143279-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146069CN | AS146069-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144164CN | AS144164-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143357CN | AS143357-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144810CN | AS144810-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143830CN | AS143830-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145290CN | AS145290-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146453CN | AS146453-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143178CN | AS143178-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146224CN | AS146224-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146344CN | AS146344-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144822CN | AS144822-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140291CN | CHINATELECOM-JIANGSU-NANJING-5G-NETWORK - CHINATELECOM Jiangsu province Nanjing 5G network | — | 192 | 3 |
| AS146540CN | AS146540-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205008CN | HExpNetwork Junqi Huang | — | 6 | 6 |
| AS146144CN | AS146144-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144474CN | AS144474-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146025CN | AS146025-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142914CN | AS142914-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144366CN | AS144366-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143670CN | AS143670-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS55641CN | Oneworld-Group - Changping District, Beijing | — | 65.5K | 2 |
| AS143724CN | AS143724-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144295CN | AS144295-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146135CN | AS146135-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS211575CN | RuiNetwork Rui Feng | — | 52 | 22 |
| AS151453CN | AS151453-31 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144747CN | AS144747-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143843CN | AS143843-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143188CN | AS143188-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143372CN | AS143372-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145450CN | AS145450-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145105CN | AS145105-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143926CN | AS143926-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205532CN | DREAMRY Zichao Heng | — | 18 | 3 |
| AS143715CN | AS143715-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143128CN | AS143128-479 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144828CN | AS144828-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143345CN | AS143345-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145129CN | AS145129-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |