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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 |
| AS144667-482 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145384CN | AS145384-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145387CN | AS145387-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145179CN | AS145179-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142690CN | AS142690-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143041CN | AS143041-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143154CN | AS143154-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140043CN | GJITCL-AS-AP - Guangzhou Jinggong Information Technology Co., Ltd. | — | 1 | 1 |
| AS143193CN | AS143193-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145682CN | AS145682-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200720CN | YICHENSHI Yichen Shi | — | 2 | 2 |
| AS146218CN | AS146218-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145280CN | AS145280-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146721CN | AS146721-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143434CN | AS143434-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145953CN | AS145953-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143699CN | AS143699-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS210426CN | LIANGZHU-NETWORK Liang Zhu | — | 1 | 1 |
| AS18257CN | BITCOMM-AS - ChangZhou Bitcomm Software Technology Co., Limited | — | 1 | 1 |
| AS143931CN | AS143931-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144473CN | AS144473-288 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS141445CN | PXNET-AS-AP - Phoenix Network | — | 1 | 1 |
| AS146081CN | AS146081-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146105CN | AS146105-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143666CN | AS143666-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144384CN | AS144384-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS202396CN | ZYK-AS Zeng Yukai | — | 29 | 14 |
| AS211968CN | CHENRAN-AS Chenran MU | — | 1 | 1 |
| AS143738CN | AS143738-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143681CN | AS143681-8 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137721CN | AS137721-13 - China Internet Network Information Center | — | 67.6K | 2 |
| AS143273CN | AS143273-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142654CN | AS142654-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146051CN | AS146051-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146382CN | AS146382-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144994CN | AS144994-297 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146304CN | AS146304-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145920CN | AS145920-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145027CN | AS145027-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143014CN | AS143014-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151431CN | AS151431-9 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146477CN | AS146477-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146557CN | AS146557-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145265CN | AS145265-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142916CN | AS142916-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145917CN | AS145917-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143869CN | AS143869-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |