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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 | 1,353 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,132 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,306 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.7M | 5,956 |
| 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.
6,624 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 564 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,105 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.8M | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS145099-402 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143775CN | AS143775-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144989CN | AS144989-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143528CN | AS143528-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144820CN | AS144820-123 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146263CN | AS146263-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146142CN | AS146142-421 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145272CN | AS145272-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142739CN | AS142739-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144058CN | AS144058-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS212985CN | WMJ-AS Mingjie Wu | — | 7 | 7 |
| AS146147CN | AS146147-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144176CN | AS144176-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143783CN | AS143783-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144350CN | AS144350-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146123CN | AS146123-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146439CN | AS146439-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142917CN | AS142917-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145919CN | AS145919-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146183CN | AS146183-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143346CN | AS143346-183 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143247CN | AS143247-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145990CN | AS145990-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143060CN | AS143060-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144734CN | AS144734-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146356CN | AS146356-123 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143974CN | AS143974-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145483CN | AS145483-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143212CN | AS143212-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144956CN | AS144956-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144010CN | AS144010-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143262CN | AS143262-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143209CN | AS143209-46 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143902CN | AS143902-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146383CN | AS146383-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143004CN | AS143004-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143695CN | AS143695-22 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142908CN | AS142908-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145683CN | AS145683-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144959CN | AS144959-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153189CN | WANGJIANWEI-AS-AP - Wang Jianwei | — | 5 | 5 |
| AS145075CN | AS145075-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145177CN | AS145177-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145892CN | AS145892-171 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144984CN | AS144984-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146394CN | AS146394-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143028CN | AS143028-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |