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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 |
| AS144485-300 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145402CN | AS145402-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143946CN | AS143946-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146346CN | AS146346-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144241CN | AS144241-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145542CN | AS145542-333 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145703CN | AS145703-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143321CN | AS143321-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142091CN | AS142091-25 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143348CN | AS143348-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151428CN | AS151428-6 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143291CN | AS143291-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145200CN | AS145200-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144068CN | AS144068-395 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143997CN | AS143997-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142919CN | AS142919-270 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146432CN | AS146432-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146608CN | AS146608-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146048CN | AS146048-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146635CN | AS146635-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146715CN | AS146715-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145188CN | AS145188-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143535CN | AS143535-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151276CN | UOTO - XI'AN UOTOCOM NETWORK TECHNOLOGY CO.,LTD | — | 4 | 4 |
| AS142782CN | AS142782-133 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142907CN | AS142907-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146236CN | AS146236-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145905CN | AS145905-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140731CN | TOHU-OP-AP - TOHU Public Internet | — | 582 | 9 |
| AS143455CN | AS143455-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145554CN | AS145554-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145435CN | AS145435-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145834CN | AS145834-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144979CN | AS144979-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143312CN | AS143312-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS202396CN | ZYK-AS Zeng Yukai | — | 10 | 10 |
| AS143827CN | AS143827-154 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146194CN | AS146194-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144530CN | AS144530-345 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145265CN | AS145265-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144059CN | AS144059-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145286CN | AS145286-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144524CN | AS144524-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146504CN | AS146504-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142815CN | AS142815-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145423CN | AS145423-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146576CN | AS146576-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |