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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 | 59.3M | 2,150 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.6M | 21,409 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.8M | 5,062 |
| 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.
6,627 autonomous systems registered to China. Click an AS for detail.
| 20.8M |
| 860 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 579 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,120 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.3M | 2,253 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 11.2M | 1,317 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,281 |
| AS142953-304 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145919CN | AS145919-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145192CN | AS145192-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145698CN | AS145698-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145267CN | AS145267-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143906CN | AS143906-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146240CN | AS146240-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143903CN | AS143903-230 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146702CN | AS146702-469 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143367CN | AS143367-204 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142962CN | AS142962-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144409CN | AS144409-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144290CN | AS144290-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146541CN | AS146541-308 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145990CN | AS145990-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145356CN | AS145356-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146398CN | AS146398-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143921CN | AS143921-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140259CN | CHINATELECOM-ANHUI-TONGLING-5G-NETWORK - CHINATELECOM Anhui province Tongling 5G network | — | 3 | 3 |
| AS145216CN | AS145216-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142754CN | AS142754-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146285CN | AS146285-52 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144853CN | AS144853-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144323CN | AS144323-138 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145484CN | AS145484-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS218380CN | XUXX-AS Yanjun Xu | — | 258 | 3 |
| AS140857CN | CHINATELECOM-JIANGXI-YINGTAN-5G-NETWORK - CHINATELECOM Jiangxi province yingtan 5G network | — | 1 | 1 |
| AS144516CN | AS144516-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144528CN | AS144528-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146106CN | AS146106-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145436CN | AS145436-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142882CN | AS142882-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS206843CN | JackRen-AS Jikai Ren | — | 1 | 1 |
| AS144073CN | AS144073-400 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143013CN | AS143013-364 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143647CN | AS143647-484 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143885CN | AS143885-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146734CN | AS146734-501 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146642CN | AS146642-409 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144662CN | AS144662-477 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143870CN | AS143870-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142950CN | AS142950-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145136CN | AS145136-439 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142825CN | AS142825-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143522CN | AS143522-359 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144034CN | AS144034-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142093CN | AS142093-27 - China Education and Research Network (CERNET) | — | 1 | 1 |