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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 |
| AS145419-210 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144636CN | AS144636-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143091CN | AS143091-442 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143377CN | AS143377-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146720CN | AS146720-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS203655CN | ZHIWENSUN zhiwensun | — | 36 | 6 |
| AS145160CN | AS145160-463 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146235CN | AS146235-2 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145559CN | AS145559-350 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144690CN | AS144690-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144964CN | AS144964-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145431CN | AS145431-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142939CN | AS142939-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145836CN | AS145836-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151439CN | AS151439-17 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144374CN | AS144374-189 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146658CN | AS146658-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144779CN | AS144779-82 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146062CN | AS146062-341 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146357CN | AS146357-124 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143088CN | AS143088-439 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142972CN | AS142972-323 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144404CN | AS144404-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151785CN | ZHOU-AS-AP - Zhou Yang | — | 5 | 5 |
| AS142978CN | AS142978-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143267CN | AS143267-104 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142695CN | AS142695-46 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142951CN | AS142951-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146601CN | AS146601-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143240CN | AS143240-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144142CN | AS144142-469 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145740CN | AS145740-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142918CN | AS142918-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144005CN | AS144005-332 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146452CN | AS146452-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140328CN | CHINATELECOM-FUJIAN-SHENGJI-5G-NETWORK - CHINATELECOM Fujian province Shengji 5G network | — | 1K | 4 |
| AS140334CN | CHINATELECOM-FUJIAN-ZHANGZHOU-5G-NETWORK - CHINATELECOM Fujian province Zhangzhou 5G network | — | 1K | 4 |
| AS144755CN | AS144755-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145845CN | AS145845-124 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144014CN | AS144014-341 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144645CN | AS144645-460 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140510CN | CHINATELECOM-GUANGXI-LIUZHOU-5G-NETWORK - CHINATELECOM GUANGXI province LiuZhou 5G network | — | 3 | 3 |
| AS144952CN | AS144952-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145306CN | AS145306-97 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143246CN | AS143246-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144222CN | AS144222-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144368CN | AS144368-183 - China Education and Research Network (CERNET) | — | 65.5K | 1 |