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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 |
| TIANAOCHEN-AS-AP - Tianao Chen |
| — |
| 1 |
| 1 |
| AS146245CN | AS146245-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142779CN | AS142779-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145188CN | AS145188-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146668CN | AS146668-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145801CN | AS145801-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144679CN | AS144679-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145554CN | AS145554-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142678CN | AS142678-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146585CN | AS146585-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144455CN | AS144455-270 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146027CN | AS146027-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151444CN | AS151444-22 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS146641CN | AS146641-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140529CN | CHINATELECOM-HUBEI-XIANGYANG-5G-NETWORK - CHINATELECOM Hubei province Xiangyang 5G network | — | 768 | 3 |
| AS145489CN | AS145489-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145150CN | AS145150-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146233CN | AS146233-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144227CN | AS144227-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146579CN | AS146579-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142883CN | AS142883-234 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142795CN | AS142795-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143315CN | AS143315-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146108CN | AS146108-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143131CN | AS143131-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145301CN | AS145301-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145688CN | AS145688-479 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142702CN | AS142702-53 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146173CN | AS146173-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140528CN | CHINATELECOM-HUBEI-YICHANG-5G-NETWORK - CHINATELECOM Hubei province Yichang 5G network | — | 768 | 3 |
| AS143086CN | AS143086-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142106CN | AS142106-40 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS146284CN | AS146284-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145375CN | AS145375-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144343CN | AS144343-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144786CN | AS144786-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145605CN | AS145605-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145727CN | AS145727-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145244CN | AS145244-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142931CN | AS142931-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146033CN | AS146033-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139859CN | TT-AS-AP - TemasekTech.com | — | 2 | 2 |
| AS140517CN | CHINATELECOM-GUANGXI-WUZHOU-5G-NETWORK - CHINATELECOM GUANGXI province WuZhou 5G network | — | 3 | 3 |
| AS144518CN | AS144518-333 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145953CN | AS145953-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145914CN | AS145914-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142803CN | AS142803-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |