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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 |
| CHEN-AS Haihan Chen |
| — |
| 258 |
| 3 |
| AS144846CN | AS144846-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146073CN | AS146073-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142074CN | AS142074-8 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS142908CN | AS142908-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145257CN | AS145257-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143027CN | AS143027-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140514CN | CHINATELECOM-GUANGXI-GUIGANG-5G-NETWORK - CHINATELECOM GUANGXI province GuiGang 5G network | — | 3 | 3 |
| AS214610CN | YANGXULIAO YangXu Liao | — | 9.1K | 12 |
| AS145025CN | AS145025-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145656CN | AS145656-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146052CN | AS146052-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146659CN | AS146659-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145108CN | AS145108-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142095CN | AS142095-29 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144212CN | AS144212-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146650CN | AS146650-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144483CN | AS144483-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146734CN | AS146734-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144355CN | AS144355-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144608CN | AS144608-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146516CN | AS146516-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144644CN | AS144644-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145558CN | AS145558-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145602CN | AS145602-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145013CN | AS145013-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143045CN | AS143045-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145424CN | AS145424-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143051CN | AS143051-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143575CN | AS143575-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143021CN | AS143021-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144346CN | AS144346-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143465CN | AS143465-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144638CN | AS144638-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143810CN | AS143810-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144903CN | AS144903-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144694CN | AS144694-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145659CN | AS145659-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143149CN | AS143149-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144218CN | AS144218-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142920CN | AS142920-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144120CN | AS144120-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144209CN | AS144209-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143256CN | AS143256-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146186CN | AS146186-465 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143971CN | AS143971-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144441CN | AS144441-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |