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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 | 2,124 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,203 |
| 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 |
| AS144055-382 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144204CN | AS144204-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143897CN | AS143897-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146511CN | AS146511-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145317CN | AS145317-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153186CN | XUJIAYOU-AS-AP - Xu Jiayou | — | 4 | 4 |
| AS144177CN | AS144177-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151424CN | AS151424-2 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146020CN | AS146020-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS202335CN | HAIMA-AS Zhanrui Tian | — | 233 | 10 |
| AS142903CN | AS142903-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143132CN | AS143132-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144984CN | AS144984-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24356CN | CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing University | — | 71 | 71 |
| AS143763CN | AS143763-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142980CN | AS142980-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145907CN | AS145907-186 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146249CN | AS146249-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146696CN | AS146696-463 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145246CN | AS145246-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145234CN | AS145234-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144850CN | AS144850-153 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145755CN | AS145755-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146008CN | AS146008-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143683CN | AS143683-10 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144153CN | AS144153-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144061CN | AS144061-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145764CN | AS145764-43 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143909CN | AS143909-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144701CN | AS144701-4 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143692CN | AS143692-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144326CN | AS144326-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146571CN | AS146571-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146502CN | AS146502-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146782CN | UCASS - University Of Chinese Academy Of Social Sciences | — | 65.5K | 1 |
| AS146303CN | AS146303-70 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146154CN | AS146154-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144379CN | AS144379-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145371CN | AS145371-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145499CN | AS145499-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143421CN | AS143421-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145612CN | AS145612-403 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140372CN | CHINATELECOM-HUNAN-YIYANG-5G-NETWORK - CHINATELECOM Hunan province Yiyang 5G network | — | 3 | 3 |
| AS144972CN | AS144972-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142989CN | AS142989-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS210773CN | NEKOPIXEL-NETWORK Yujie Zhao | — | 3 | 3 |
| AS145990CN | AS145990-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |