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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. | 56.5M | 21,306 |
| 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.
6,624 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS146642-409 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145728CN | AS145728-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146142CN | AS146142-421 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143614CN | AS143614-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146005CN | AS146005-284 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140509CN | CHINATELECOM-GUANGXI-NANNING-5G-NETWORK - CHINATELECOM GUANGXI province NanNing 5G network | — | 3 | 3 |
| AS146493CN | AS146493-260 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145219CN | AS145219-10 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144409CN | AS144409-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS218883CN | MELSPECTRUM-AS Melspectrum Technology Co., Ltd. | — | 2 | 2 |
| AS24368CN | CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen University | — | 38 | 38 |
| AS144466CN | AS144466-281 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143296CN | AS143296-133 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143730CN | AS143730-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142691CN | AS142691-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142075CN | AS142075-9 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143948CN | AS143948-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145460CN | AS145460-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142703CN | AS142703-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144924CN | AS144924-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144400CN | AS144400-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146571CN | AS146571-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145984CN | AS145984-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143897CN | AS143897-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145094CN | AS145094-397 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143992CN | AS143992-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143370CN | AS143370-207 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146639CN | AS146639-406 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144192CN | AS144192-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144016CN | AS144016-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144263CN | AS144263-78 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145481CN | AS145481-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143087CN | AS143087-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143367CN | AS143367-204 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146246CN | AS146246-13 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144129CN | AS144129-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146046CN | AS146046-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142096CN | AS142096-30 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144305CN | AS144305-120 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144564CN | AS144564-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146446CN | AS146446-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140533CN | CHINATELECOM-HUBEI-JINGZHOU-5G-NETWORK - CHINATELECOM Hubei province Jingzhou 5G network | — | 768 | 3 |
| AS146023CN | AS146023-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143870CN | AS143870-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146449CN | AS146449-216 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143951CN | AS143951-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146538CN | AS146538-305 - China Education and Research Network (CERNET) | — | 65.5K | 1 |