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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 |
| AS142682-33 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144070CN | AS144070-397 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS209481CN | Denghaoyu HaoYu Deng | — | 1K | 1 |
| AS144659CN | AS144659-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145633CN | AS145633-424 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145642CN | AS145642-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145740CN | AS145740-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143742CN | AS143742-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145439CN | AS145439-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145701CN | AS145701-492 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145237CN | AS145237-28 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144067CN | AS144067-394 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143340CN | AS143340-177 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143430CN | AS143430-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145180CN | AS145180-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145832CN | AS145832-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145359CN | AS145359-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146112CN | AS146112-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143409CN | AS143409-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142861CN | AS142861-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144832CN | AS144832-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152921CN | YUDONG-AS-AP - Yu Dong | — | 1 | 1 |
| AS142096CN | AS142096-30 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145320CN | AS145320-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146517CN | AS146517-284 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144594CN | AS144594-409 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144350CN | AS144350-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144799CN | AS144799-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143343CN | AS143343-180 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142697CN | AS142697-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140494CN | CHINATELECOM-ZHEJIANG-HUZHOU-5G-NETWORK - CHINATELECOM ZHEJIANG province HUZHOU 5G network | — | 185 | 20 |
| AS142849CN | AS142849-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146011CN | AS146011-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS208754CN | chiyoda-network XingRui Li | — | 290 | 5 |
| AS144716CN | AS144716-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143507CN | AS143507-344 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144808CN | AS144808-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144278CN | AS144278-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146385CN | AS146385-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143564CN | AS143564-401 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146231CN | AS146231-510 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146386CN | AS146386-153 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS38272CN | FITI-AS-BKB - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144725CN | AS144725-28 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146410CN | AS146410-177 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143528CN | AS143528-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142093CN | AS142093-27 - China Education and Research Network (CERNET) | — | 1 | 1 |