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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 | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,840 |
| 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 | 569 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,101 |
| 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 | 1,191 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,167 |
| AS142889-240 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143973CN | AS143973-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142711CN | AS142711-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144717CN | AS144717-20 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146251CN | AS146251-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144756CN | AS144756-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145521CN | AS145521-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145456CN | AS145456-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144119CN | AS144119-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145938CN | AS145938-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143226CN | AS143226-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143571CN | AS143571-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138641CN | CHINATELECOM-SHAANXI-YULIN-5G-NETWORK - CHINATELECOM Shaanxi province Yulin 5G network | — | 4 | 4 |
| AS142803CN | AS142803-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145551CN | AS145551-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144810CN | AS144810-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143669CN | AS143669-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144735CN | AS144735-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144985CN | AS144985-288 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146507CN | AS146507-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146155CN | AS146155-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146501CN | AS146501-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146572CN | AS146572-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144229CN | AS144229-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144092CN | AS144092-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143866CN | AS143866-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146420CN | AS146420-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143020CN | AS143020-371 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144405CN | AS144405-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143062CN | AS143062-413 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS207303CN | AYUMU-NETWORK Xilin Xie | — | 4 | 4 |
| AS144351CN | AS144351-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146426CN | AS146426-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145581CN | AS145581-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145173CN | AS145173-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143732CN | AS143732-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146176CN | AS146176-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145578CN | AS145578-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143300CN | AS143300-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146203CN | AS146203-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146304CN | AS146304-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144860CN | AS144860-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146081CN | AS146081-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146581CN | AS146581-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143089CN | AS143089-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140299CN | CHINATELECOM-JIANGSU-NANTONG-5G-NETWORK - CHINATELECOM Jiangsu province Nantong 5G network | — | 192 | 3 |
| AS144408CN | AS144408-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |