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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. | 56.4M | 21,289 |
| 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.
6,623 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 565 |
| 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,217 |
| CHINATELECOM-GUANGXI-HECHI-5G-NETWORK - CHINATELECOM GUANGXI province HeChi 5G network |
| — |
| 3 |
| 3 |
| AS145341CN | AS145341-132 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151424CN | AS151424-2 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146345CN | AS146345-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144525CN | AS144525-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143096CN | AS143096-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142096CN | AS142096-30 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145270CN | AS145270-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145994CN | AS145994-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145883CN | AS145883-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144272CN | AS144272-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144564CN | AS144564-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146368CN | AS146368-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145323CN | AS145323-114 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145975CN | AS145975-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146285CN | AS146285-52 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138514CN | CHINATELECOM-SHAANXI-XIANYANG-5G-NETWORK - CHINATELECOM Shaanxi province Xianyang 5G network | — | 4 | 4 |
| AS144951CN | AS144951-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142069CN | AS142069-3 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143790CN | AS143790-117 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143385CN | AS143385-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145043CN | AS145043-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145651CN | AS145651-442 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143891CN | AS143891-218 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142816CN | AS142816-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145365CN | AS145365-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145249CN | AS145249-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142873CN | AS142873-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144531CN | AS144531-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145103CN | AS145103-406 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143689CN | AS143689-16 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145648CN | AS145648-439 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146574CN | AS146574-341 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144558CN | AS144558-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146162CN | AS146162-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145591CN | AS145591-382 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146157CN | AS146157-436 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143495CN | AS143495-332 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143531CN | AS143531-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145133CN | AS145133-436 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143159CN | AS143159-510 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140349CN | CHINATELECOM-YUNNAN-CHUXIONG-5G-NETWORK - CHINATELECOM Yunnan province Chuxiong 5G network | — | 256 | 4 |
| AS145699CN | AS145699-490 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146476CN | AS146476-243 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144398CN | AS144398-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146512CN | AS146512-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144675CN | AS144675-490 - China Education and Research Network (CERNET) | — | 65.5K | 1 |