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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 |
| AS143177-14 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142844CN | AS142844-195 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146640CN | AS146640-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145979CN | AS145979-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142796CN | AS142796-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144708CN | AS144708-11 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140331CN | CHINATELECOM-FUJIAN-NINGDE-5G-NETWORK - CHINATELECOM Fujian province NINGDE 5G network | — | 1K | 4 |
| AS145681CN | AS145681-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145205CN | AS145205-508 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144172CN | AS144172-499 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144752CN | AS144752-55 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145321CN | AS145321-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146074CN | AS146074-353 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143189CN | AS143189-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144559CN | AS144559-374 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146530CN | AS146530-297 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146583CN | AS146583-350 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145327CN | AS145327-118 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143907CN | AS143907-234 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143445CN | AS143445-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143871CN | AS143871-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145148CN | AS145148-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143895CN | AS143895-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144806CN | AS144806-109 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145988CN | AS145988-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145476CN | AS145476-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151442CN | AS151442-20 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146321CN | AS146321-88 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143740CN | AS143740-67 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144505CN | AS144505-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143963CN | AS143963-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145068CN | AS145068-371 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146625CN | AS146625-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145973CN | AS145973-252 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145166CN | AS145166-469 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143594CN | AS143594-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200103CN | ZHU-AS XUAN ZHU | — | 1 | 1 |
| AS142945CN | AS142945-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140254CN | CHINATELECOM-ANHUI-SHUZHOU-5G-NETWORK - CHINATELECOM Anhui province Shuzhou 5G network | — | 3 | 3 |
| AS143415CN | AS143415-252 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143508CN | AS143508-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS133492CN | Cloud-CN - AIYUN | — | 32.8K | 3 |
| AS145276CN | AS145276-67 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142993CN | AS142993-344 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146268CN | AS146268-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS58828CN | GDRCU - GUANGDONG RURAL CREDIT UNION | — | 1 | 1 |
| AS143794CN | AS143794-121 - China Education and Research Network (CERNET) | — | 65.5K | 1 |