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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 |
| AS143182-19 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145209CN | AS145209-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145525CN | AS145525-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146457CN | AS146457-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143792CN | AS143792-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143581CN | AS143581-418 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144706CN | AS144706-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS219207CN | AS-FUYANG-SIQIN YIYUAN CHEN | — | 1.7M | 14 |
| AS145730CN | AS145730-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144370CN | AS144370-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143780CN | AS143780-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144307CN | AS144307-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143420CN | AS143420-257 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146150CN | AS146150-429 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143709CN | AS143709-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144867CN | AS144867-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145382CN | AS145382-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144992CN | AS144992-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144301CN | AS144301-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143899CN | AS143899-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142741CN | AS142741-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144218CN | AS144218-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146588CN | AS146588-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145695CN | AS145695-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143203CN | AS143203-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145501CN | AS145501-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144486CN | AS144486-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24144CN | LSHIY-AS-AP - Wuhan LSHIY Network Technology Co., Ltd. | — | 65.5K | 1 |
| AS146013CN | AS146013-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144813CN | AS144813-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142661CN | AS142661-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140514CN | CHINATELECOM-GUANGXI-GUIGANG-5G-NETWORK - CHINATELECOM GUANGXI province GuiGang 5G network | — | 3 | 3 |
| AS142679CN | AS142679-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144361CN | AS144361-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144635CN | AS144635-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146692CN | AS146692-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145915CN | AS145915-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS135646CN | AS-LUGINBASH-AP - Luginbash AS | — | 1 | 1 |
| AS142932CN | AS142932-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144045CN | AS144045-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145162CN | AS145162-465 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144953CN | AS144953-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151194CN | STELIGHT-AS-AP - Zhu Yucheng | — | 1 | 1 |
| AS144108CN | AS144108-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145281CN | AS145281-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145873CN | AS145873-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145340CN | AS145340-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |