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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 |
| AS144131-458 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146599CN | AS146599-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142824CN | AS142824-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144804CN | AS144804-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS216056CN | XaVen-Network Jingqiu Xu | — | 263 | 8 |
| AS144250CN | AS144250-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144327CN | AS144327-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145396CN | AS145396-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146584CN | AS146584-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142803CN | AS142803-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140332CN | CHINATELECOM-FUJIAN-PUTIAN-5G-NETWORK - CHINATELECOM Fujian province Putian 5G network | — | 1K | 4 |
| AS145548CN | AS145548-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143056CN | AS143056-407 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143678CN | AS143678-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142681CN | AS142681-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144670CN | AS144670-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142952CN | AS142952-303 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144878CN | AS144878-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145381CN | AS145381-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138373CN | CNGI-FZH-IX-AS-AP - CERNET2 regional IX at Fuzhou University | — | 38 | 38 |
| AS143145CN | AS143145-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143366CN | AS143366-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143607CN | AS143607-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145465CN | AS145465-256 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146173CN | AS146173-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146587CN | AS146587-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145244CN | AS145244-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145387CN | AS145387-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146316CN | AS146316-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146111CN | AS146111-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144366CN | AS144366-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200890CN | REN-AS Jianfeng Ren | — | 8 | 8 |
| AS145021CN | AS145021-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146596CN | AS146596-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137256CN | CATIO-NETWORK-AS-AP - CatIO Network | — | 6 | 6 |
| AS143967CN | AS143967-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145524CN | AS145524-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143574CN | AS143574-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146251CN | AS146251-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143988CN | AS143988-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140528CN | CHINATELECOM-HUBEI-YICHANG-5G-NETWORK - CHINATELECOM Hubei province Yichang 5G network | — | 768 | 3 |
| AS145265CN | AS145265-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142907CN | AS142907-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144604CN | AS144604-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144342CN | AS144342-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143863CN | AS143863-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145390CN | AS145390-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |