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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 |
| CHINATELECOM-YUNNAN-HONGHE-5G-NETWORK - CHINATELECOM Yunnan province Honghe 5G network |
| — |
| 256 |
| 4 |
| AS145581CN | AS145581-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145146CN | AS145146-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144982CN | AS144982-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS210176CN | AppleBlock-Network Haoyi Xiang | — | 16 | 1 |
| AS143142CN | AS143142-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143830CN | AS143830-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144801CN | AS144801-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144479CN | AS144479-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144348CN | AS144348-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146605CN | AS146605-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146301CN | AS146301-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS212793CN | Xiwei-Network Xiwei Ye | — | 19 | 4 |
| AS144979CN | AS144979-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142097CN | AS142097-31 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144226CN | AS144226-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146206CN | AS146206-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151437CN | AS151437-15 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146679CN | AS146679-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143553CN | AS143553-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146289CN | AS146289-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144116CN | AS144116-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142824CN | AS142824-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144923CN | AS144923-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145200CN | AS145200-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138513CN | CHINATELECOM-SHAANXI-WEINAN-5G-NETWORK - CHINATELECOM Shaanxi province Weinan 5G network | — | 4 | 4 |
| AS145304CN | AS145304-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146322CN | AS146322-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143458CN | AS143458-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145051CN | AS145051-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151443CN | AS151443-21 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145244CN | AS145244-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144810CN | AS144810-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145021CN | AS145021-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146203CN | AS146203-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143988CN | AS143988-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142970CN | AS142970-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146423CN | AS146423-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142797CN | AS142797-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143083CN | AS143083-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144083CN | AS144083-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143890CN | AS143890-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144941CN | AS144941-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143437CN | AS143437-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144327CN | AS144327-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145161CN | AS145161-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142886CN | AS142886-237 - China Education and Research Network (CERNET) | — | 65.5K | 1 |