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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 564 |
| 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 | 5,212 |
| AS145932-211 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145715CN | AS145715-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144146CN | AS144146-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143029CN | AS143029-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144238CN | AS144238-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145414CN | AS145414-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146066CN | AS146066-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143154CN | AS143154-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145119CN | AS145119-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143342CN | AS143342-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144268CN | AS144268-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144735CN | AS144735-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144616CN | AS144616-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145679CN | AS145679-470 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146697CN | AS146697-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144223CN | AS144223-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144878CN | AS144878-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144339CN | AS144339-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146486CN | AS146486-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146114CN | AS146114-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142880CN | AS142880-231 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143279CN | AS143279-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143964CN | AS143964-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144500CN | AS144500-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145554CN | AS145554-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143345CN | AS143345-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151461CN | AS151461-39 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143455CN | AS143455-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144092CN | AS144092-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145956CN | AS145956-235 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143199CN | AS143199-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144080CN | AS144080-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142958CN | AS142958-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143232CN | AS143232-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS150184CN | OWONET-AS-AP - Chen Chi | — | 41 | 11 |
| AS144598CN | AS144598-413 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146489CN | AS146489-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145033CN | AS145033-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143720CN | AS143720-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143741CN | AS143741-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200720CN | YICHENSHI Yichen Shi | — | 1 | 1 |
| AS143193CN | AS143193-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146593CN | AS146593-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145441CN | AS145441-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143875CN | AS143875-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143803CN | AS143803-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140260CN | CHINATELECOM-ANHUI-XUANCHENG-5G-NETWORK - CHINATELECOM Anhui province Xuancheng 5G network | — | 3 | 3 |