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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 |
| AS144220-35 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144768CN | AS144768-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144089CN | AS144089-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142767CN | AS142767-118 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145771CN | AS145771-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142809CN | AS142809-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143845CN | AS143845-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144613CN | AS144613-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143735CN | AS143735-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144283CN | AS144283-98 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145935CN | AS145935-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143583CN | AS143583-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142916CN | AS142916-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142761CN | AS142761-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142755CN | AS142755-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143967CN | AS143967-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145280CN | AS145280-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142812CN | AS142812-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146233CN | AS146233-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145530CN | AS145530-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151431CN | AS151431-9 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144134CN | AS144134-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146471CN | AS146471-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS201944CN | PYSIO-NEXT-NETWORK HaoRan Liu | — | 2 | 2 |
| AS145858CN | AS145858-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145024CN | AS145024-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144595CN | AS144595-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145664CN | AS145664-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145798CN | AS145798-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146221CN | AS146221-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143425CN | AS143425-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS154155CN | SUZHOUYESONG-AS-AP - Suzhou Yesong Information Technology Co., Ltd | — | 1 | 1 |
| AS144381CN | AS144381-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146551CN | AS146551-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143416CN | AS143416-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144193CN | AS144193-8 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145831CN | AS145831-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200890CN | REN-AS Jianfeng Ren | — | 9 | 9 |
| AS143863CN | AS143863-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146578CN | AS146578-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146242CN | AS146242-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144062CN | AS144062-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143288CN | AS143288-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145584CN | AS145584-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143884CN | AS143884-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144265CN | AS144265-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143994CN | AS143994-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |