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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| CHINATELECOM-JIANGSU-NANTONG-5G-NETWORK - CHINATELECOM Jiangsu province Nantong 5G network |
| — |
| 192 |
| 3 |
| AS144330CN | AS144330-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145643CN | AS145643-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143607CN | AS143607-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145575CN | AS145575-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143726CN | AS143726-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140528CN | CHINATELECOM-HUBEI-YICHANG-5G-NETWORK - CHINATELECOM Hubei province Yichang 5G network | — | 768 | 3 |
| AS154185CN | LIUHAORAN-AS-CN - Liu HaoRan | — | 3 | 3 |
| AS143991CN | AS143991-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143467CN | AS143467-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142758CN | AS142758-109 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143869CN | AS143869-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS39753CN | LIUXYON Kai Liu | — | 14 | 14 |
| AS142913CN | AS142913-264 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145253CN | AS145253-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS216056CN | XaVen-Network Jingqiu Xu | — | 5 | 5 |
| AS145197CN | AS145197-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137256CN | CATIO-NETWORK-AS-AP - CatIO Network | — | 8 | 8 |
| AS146093CN | AS146093-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144646CN | AS144646-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145655CN | AS145655-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146557CN | AS146557-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145587CN | AS145587-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146319CN | AS146319-86 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143318CN | AS143318-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144548CN | AS144548-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143863CN | AS143863-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144107CN | AS144107-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145825CN | AS145825-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143437CN | AS143437-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144152CN | AS144152-479 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142824CN | AS142824-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144238CN | AS144238-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146111CN | AS146111-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145971CN | AS145971-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144801CN | AS144801-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143580CN | AS143580-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144366CN | AS144366-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146030CN | AS146030-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145819CN | AS145819-98 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146325CN | AS146325-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143461CN | AS143461-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144899CN | AS144899-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142931CN | AS142931-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142770CN | AS142770-121 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140731CN | TOHU-OP-AP - TOHU Public Internet | — | 582 | 9 |
| AS144676CN | AS144676-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |