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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 | 59.3M | 2,150 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.6M | 21,409 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.8M | 5,062 |
| 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.
6,627 autonomous systems registered to China. Click an AS for detail.
| 20.8M |
| 860 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 579 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,120 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.3M | 2,253 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 11.2M | 1,317 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,281 |
| AS144351-166 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145033CN | AS145033-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145131CN | AS145131-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143047CN | AS143047-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137402CN | CHINATELECOM-HUBEI-SHIYAN-5G-NETWORK - CHINATELECOM Hubei province Shiyan 5G network | — | 768 | 3 |
| AS210176CN | AppleBlock-Network Haoyi Xiang | — | 16 | 1 |
| AS145384CN | AS145384-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143541CN | AS143541-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146697CN | AS146697-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145161CN | AS145161-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145259CN | AS145259-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140522CN | CHINATELECOM-GUANGXI-FANGCHENGGANG-5G-NETWORK - CHINATELECOM GUANGXI province FangChengGang 5G network | — | 3 | 3 |
| AS143476CN | AS143476-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143011CN | AS143011-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144997CN | AS144997-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144503CN | AS144503-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143443CN | AS143443-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143568CN | AS143568-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143020CN | AS143020-371 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143068CN | AS143068-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146069CN | AS146069-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146745CN | AS146745-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146682CN | AS146682-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145438CN | AS145438-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145649CN | AS145649-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143738CN | AS143738-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146474CN | AS146474-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144107CN | AS144107-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145066CN | AS145066-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146114CN | AS146114-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145453CN | AS145453-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145932CN | AS145932-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144714CN | AS144714-17 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145643CN | AS145643-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142940CN | AS142940-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144238CN | AS144238-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144226CN | AS144226-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145462CN | AS145462-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144607CN | AS144607-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143818CN | AS143818-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145158CN | AS145158-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143943CN | AS143943-270 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142955CN | AS142955-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144378CN | AS144378-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143553CN | AS143553-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145840CN | AS145840-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145191CN | AS145191-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |