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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 |
| CHINATELECOM-JIANGSU-NANTONG-5G-NETWORK - CHINATELECOM Jiangsu province Nantong 5G network |
| — |
| 192 |
| 3 |
| AS145414CN | AS145414-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145652CN | AS145652-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145816CN | AS145816-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143592CN | AS143592-429 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142949CN | AS142949-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143089CN | AS143089-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142839CN | AS142839-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144664CN | AS144664-479 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146581CN | AS146581-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145015CN | AS145015-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143985CN | AS143985-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143669CN | AS143669-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143690CN | AS143690-17 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146736CN | AS146736-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145923CN | AS145923-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145310CN | AS145310-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143860CN | AS143860-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143038CN | AS143038-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144994CN | AS144994-297 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144363CN | AS144363-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145899CN | AS145899-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146572CN | AS146572-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143723CN | AS143723-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144985CN | AS144985-288 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145331CN | AS145331-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145843CN | AS145843-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146611CN | AS146611-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144461CN | AS144461-276 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146501CN | AS146501-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145051CN | AS145051-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146155CN | AS146155-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146352CN | AS146352-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146453CN | AS146453-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146727CN | AS146727-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137721CN | AS137721-13 - China Internet Network Information Center | — | 67.6K | 2 |
| AS143226CN | AS143226-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146063CN | AS146063-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142931CN | AS142931-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144101CN | AS144101-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145965CN | AS145965-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143151CN | AS143151-502 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144229CN | AS144229-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145018CN | AS145018-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146429CN | AS146429-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145631CN | AS145631-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145021CN | AS145021-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |