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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 |
| AS144066-393 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142676CN | AS142676-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145561CN | AS145561-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143053CN | AS143053-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144333CN | AS144333-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143042CN | AS143042-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143989CN | AS143989-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143393CN | AS143393-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144357CN | AS144357-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143950CN | AS143950-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146031CN | AS146031-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144450CN | AS144450-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS207303CN | AYUMU-NETWORK Xilin Xie | — | 6 | 6 |
| AS145926CN | AS145926-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145116CN | AS145116-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145813CN | AS145813-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144381CN | AS144381-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144062CN | AS144062-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146182CN | AS146182-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146417CN | AS146417-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145078CN | AS145078-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145790CN | AS145790-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145143CN | AS145143-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144640CN | AS144640-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143303CN | AS143303-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143300CN | AS143300-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143744CN | AS143744-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146450CN | AS146450-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144920CN | AS144920-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143610CN | AS143610-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144372CN | AS144372-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144754CN | AS144754-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143307CN | AS143307-144 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144638CN | AS144638-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143881CN | AS143881-208 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143658CN | AS143658-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139888CN | TIME-GLOBAL-AS-AP - Tang Zhuo | — | 9 | 9 |
| AS142658CN | AS142658-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145522CN | AS145522-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143932CN | AS143932-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145438CN | AS145438-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143405CN | AS143405-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144376CN | AS144376-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146305CN | AS146305-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140648CN | CHINATELECOM-GUIZHOU-GUIYANG-5G-NETWORK - CHINATELECOM Guizhou province Guiyang 5G network | — | 4 | 4 |
| AS146298CN | AS146298-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137436CN | CONGPENGBO-AS-AP - Cong Pengbo | — | 4 | 4 |