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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 | 1,356 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.2M | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.3M | 5,834 |
| 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.
| 20.4M |
| 843 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 566 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,104 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.5M | 1,193 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,168 |
| AS145608-399 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145379CN | AS145379-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145427CN | AS145427-218 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146436CN | AS146436-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145477CN | AS145477-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144292CN | AS144292-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143414CN | AS143414-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143161CN | AS143161-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144721CN | AS144721-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144953CN | AS144953-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146677CN | AS146677-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145266CN | AS145266-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142071CN | AS142071-5 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144239CN | AS144239-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145263CN | AS145263-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145870CN | AS145870-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142935CN | AS142935-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143304CN | AS143304-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143426CN | AS143426-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145695CN | AS145695-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143396CN | AS143396-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143649CN | AS143649-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144971CN | AS144971-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143634CN | AS143634-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145611CN | AS145611-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144373CN | AS144373-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144230CN | AS144230-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144215CN | AS144215-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140651CN | CHINATELECOM-GUIZHOU-QIANNAN-5G-NETWORK - CHINATELECOM Guizhou province Qiannan 5G network | — | 4 | 4 |
| AS146144CN | AS146144-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144560CN | AS144560-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144956CN | AS144956-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146704CN | AS146704-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145689CN | AS145689-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143962CN | AS143962-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144834CN | AS144834-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146442CN | AS146442-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143420CN | AS143420-257 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144736CN | AS144736-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146647CN | AS146647-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146540CN | AS146540-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145114CN | AS145114-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS206315CN | SHUCHENG Shucheng Li | — | 256 | 1 |
| AS145150CN | AS145150-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144456CN | AS144456-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS208679CN | YIKAI-AS YIKAI-ZHAO | — | 3 | 3 |
| AS146606CN | AS146606-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |