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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 |
| AS143706-33 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144513CN | AS144513-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151432CN | AS151432-10 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144685CN | AS144685-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142985CN | AS142985-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145367CN | AS145367-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146141CN | AS146141-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143822CN | AS143822-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146391CN | AS146391-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145084CN | AS145084-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143247CN | AS143247-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145105CN | AS145105-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS134488CN | CTJ-AS-AP - CTJ's Global Network | — | 1 | 1 |
| AS140255CN | CHINATELECOM-ANHUI-CHUZHOU-5G-NETWORK - CHINATELECOM Anhui province Chuzhou 5G network | — | 3 | 3 |
| AS143548CN | AS143548-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144837CN | AS144837-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145891CN | AS145891-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS210352CN | YijiaXu Yijia Xu | — | 10 | 10 |
| AS140291CN | CHINATELECOM-JIANGSU-NANJING-5G-NETWORK - CHINATELECOM Jiangsu province Nanjing 5G network | — | 192 | 3 |
| AS146061CN | AS146061-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146177CN | AS146177-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139317CN | ZX-AS-AP - Ningbo Dahuamao Information Technology Co Ltd | — | 85 | 67 |
| AS145525CN | AS145525-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142878CN | AS142878-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146546CN | AS146546-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143792CN | AS143792-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145870CN | AS145870-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146210CN | AS146210-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143134CN | AS143134-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146573CN | AS146573-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143530CN | AS143530-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143786CN | AS143786-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146600CN | AS146600-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145927CN | AS145927-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145016CN | AS145016-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146132CN | AS146132-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146299CN | AS146299-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146174CN | AS146174-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144873CN | AS144873-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144099CN | AS144099-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145879CN | AS145879-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144060CN | AS144060-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145266CN | AS145266-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145665CN | AS145665-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144215CN | AS144215-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143843CN | AS143843-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143411CN | AS143411-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |