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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 | 1,357 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.2M | 1,522 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,133 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 40.8M | 5,738 |
| 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.
6,608 autonomous systems registered to China. Click an AS for detail.
| 20.3M |
| 813 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 568 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,124 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,203 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.4M | 1,145 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,131 |
| AS143286-123 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146329CN | AS146329-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144337CN | AS144337-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144423CN | AS144423-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145409CN | AS145409-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144298CN | AS144298-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142098CN | AS142098-32 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145022CN | AS145022-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142994CN | AS142994-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143980CN | AS143980-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151331CN | SORAYOU-AS-JP - Sora You | — | 514 | 4 |
| AS146088CN | AS146088-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142914CN | AS142914-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143408CN | AS143408-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145209CN | AS145209-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143271CN | AS143271-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144769CN | AS144769-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145254CN | AS145254-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144352CN | AS144352-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146388CN | AS146388-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146582CN | AS146582-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145075CN | AS145075-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142804CN | AS142804-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145248CN | AS145248-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143819CN | AS143819-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145695CN | AS145695-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142991CN | AS142991-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143959CN | AS143959-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144584CN | AS144584-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143122CN | AS143122-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144828CN | AS144828-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143673CN | AS143673-510 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145659CN | AS145659-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144471CN | AS144471-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146317CN | AS146317-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142664CN | AS142664-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146213CN | AS146213-492 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144170CN | AS144170-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144510CN | AS144510-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145516CN | AS145516-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145796CN | AS145796-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144590CN | AS144590-405 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146183CN | AS146183-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140371CN | CHINATELECOM-HUNAN-YONGZHOU-5G-NETWORK - CHINATELECOM Hunan province Yongzhou 5G network | — | 3 | 3 |
| AS144310CN | AS144310-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146588CN | AS146588-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144292CN | AS144292-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |