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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 | 1,356 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.2M | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.3M | 5,834 |
| 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.
| 20.4M |
| 843 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 566 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,104 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.5M | 1,193 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,168 |
| AS143843-170 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146040CN | AS146040-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144057CN | AS144057-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145623CN | AS145623-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152697CN | HUIFA-AS-AP - Nanning Huifa Technology Co Ltd | — | 2 | 2 |
| AS143152CN | AS143152-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142911CN | AS142911-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144242CN | AS144242-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143238CN | AS143238-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205779CN | YTH-AS Tianhang Yuan | — | 1 | 1 |
| AS144108CN | AS144108-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145534CN | AS145534-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146409CN | AS146409-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24358CN | CNGI-WH-IX-AS-AP - CERNET2 IX at Huazhong University of Science and Technology | — | 65.7K | 134 |
| AS144435CN | AS144435-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146582CN | AS146582-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146162CN | AS146162-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144575CN | AS144575-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24367CN | CNGI-HZH-IX-AS-AP - CERNET2 IX at Zhejiang University | — | 327.8K | 128 |
| AS143828CN | AS143828-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145537CN | AS145537-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145123CN | AS145123-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146031CN | AS146031-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144572CN | AS144572-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143551CN | AS143551-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145010CN | AS145010-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142878CN | AS142878-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145239CN | AS145239-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146341CN | AS146341-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143712CN | AS143712-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145373CN | AS145373-164 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144998CN | AS144998-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143372CN | AS143372-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145385CN | AS145385-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145141CN | AS145141-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146728CN | AS146728-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145421CN | AS145421-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143575CN | AS143575-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146088CN | AS146088-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146695CN | AS146695-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145653CN | AS145653-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144370CN | AS144370-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143182CN | AS143182-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146704CN | AS146704-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145671CN | AS145671-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146254CN | AS146254-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143634CN | AS143634-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |