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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. | 56.5M | 21,306 |
| 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.
6,624 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| REN-AS Jianfeng Ren |
| — |
| 9 |
| 9 |
| AS145530CN | AS145530-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144819CN | AS144819-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145908CN | AS145908-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145432CN | AS145432-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143069CN | AS143069-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145951CN | AS145951-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146581CN | AS146581-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143681CN | AS143681-8 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144536CN | AS144536-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146171CN | AS146171-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145596CN | AS145596-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142904CN | AS142904-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146489CN | AS146489-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146037CN | AS146037-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144959CN | AS144959-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142077CN | AS142077-11 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145989CN | AS145989-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143762CN | AS143762-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151431CN | AS151431-9 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145004CN | AS145004-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143815CN | AS143815-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143232CN | AS143232-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143928CN | AS143928-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143690CN | AS143690-17 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146510CN | AS146510-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143842CN | AS143842-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146682CN | AS146682-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143655CN | AS143655-492 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143470CN | AS143470-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145069CN | AS145069-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143851CN | AS143851-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145299CN | AS145299-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144866CN | AS144866-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145920CN | AS145920-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145504CN | AS145504-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145677CN | AS145677-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144515CN | AS144515-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146248CN | AS146248-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146042CN | AS146042-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143830CN | AS143830-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145861CN | AS145861-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151202CN | HONOKA-AS-AP - Suzhou Honoka Technology Co Ltd | — | 5 | 5 |
| AS145483CN | AS145483-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142902CN | AS142902-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145137CN | AS145137-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144607CN | AS144607-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |