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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 |
| AS145472-263 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143221CN | AS143221-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145920CN | AS145920-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145191CN | AS145191-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144780CN | AS144780-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143001CN | AS143001-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143875CN | AS143875-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144098CN | AS144098-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151458CN | AS151458-36 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144691CN | AS144691-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146435CN | AS146435-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143000CN | AS143000-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144795CN | AS144795-98 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144194CN | AS144194-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS201235CN | CLBN-Global Chen Xi | — | 2 | 2 |
| AS143989CN | AS143989-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146648CN | AS146648-415 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144853CN | AS144853-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142690CN | AS142690-41 - China Education and Research Network (CERNET) | — | 65.5K | 2 |
| AS144789CN | AS144789-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144589CN | AS144589-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146487CN | AS146487-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145901CN | AS145901-180 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145319CN | AS145319-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144333CN | AS144333-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142788CN | AS142788-139 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143212CN | AS143212-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146584CN | AS146584-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143634CN | AS143634-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144619CN | AS144619-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144966CN | AS144966-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145256CN | AS145256-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144838CN | AS144838-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140347CN | CHINATELECOM-YUNNAN-XISHUANGBANNA-5G-NETWORK - CHINATELECOM Yunnan province Xishuangbanna 5G network | — | 192 | 3 |
| AS145758CN | AS145758-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144714CN | AS144714-17 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144287CN | AS144287-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145999CN | AS145999-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146547CN | AS146547-314 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142100CN | AS142100-34 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS140522CN | CHINATELECOM-GUANGXI-FANGCHENGGANG-5G-NETWORK - CHINATELECOM GUANGXI province FangChengGang 5G network | — | 3 | 3 |
| AS144896CN | AS144896-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145436CN | AS145436-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144607CN | AS144607-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144576CN | AS144576-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144811CN | AS144811-114 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144168CN | AS144168-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |