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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 |
| AS142705-56 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143289CN | AS143289-126 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144765CN | AS144765-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144929CN | AS144929-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144857CN | AS144857-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143137CN | AS143137-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145134CN | AS145134-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143279CN | AS143279-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146575CN | AS146575-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146352CN | AS146352-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144545CN | AS144545-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145900CN | AS145900-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143702CN | AS143702-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137402CN | CHINATELECOM-HUBEI-SHIYAN-5G-NETWORK - CHINATELECOM Hubei province Shiyan 5G network | — | 768 | 3 |
| AS146340CN | AS146340-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143327CN | AS143327-164 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144452CN | AS144452-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142866CN | AS142866-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146688CN | AS146688-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145921CN | AS145921-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140531CN | CHINATELECOM-HUBEI-JINGMEN-5G-NETWORK - CHINATELECOM Hubei province Jingmen 5G network | — | 768 | 3 |
| AS144997CN | AS144997-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146477CN | AS146477-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143197CN | AS143197-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146036CN | AS146036-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146498CN | AS146498-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146450CN | AS146450-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146694CN | AS146694-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143744CN | AS143744-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146236CN | AS146236-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143422CN | AS143422-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144084CN | AS144084-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146495CN | AS146495-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144679CN | AS144679-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143288CN | AS143288-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143575CN | AS143575-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145712CN | AS145712-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145891CN | AS145891-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146611CN | AS146611-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143014CN | AS143014-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142696CN | AS142696-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145509CN | AS145509-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143205CN | AS143205-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146192CN | AS146192-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145587CN | AS145587-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146099CN | AS146099-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145015CN | AS145015-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |