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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 |
| AS145509-300 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145515CN | AS145515-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142892CN | AS142892-243 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145107CN | AS145107-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142657CN | AS142657-8 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145072CN | AS145072-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144360CN | AS144360-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144003CN | AS144003-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144786CN | AS144786-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145893CN | AS145893-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145057CN | AS145057-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146081CN | AS146081-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145563CN | AS145563-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144759CN | AS144759-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145152CN | AS145152-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145372CN | AS145372-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145194CN | AS145194-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144884CN | AS144884-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144274CN | AS144274-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145179CN | AS145179-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143756CN | AS143756-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142973CN | AS142973-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146039CN | AS146039-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143610CN | AS143610-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146635CN | AS146635-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145280CN | AS145280-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143330CN | AS143330-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146572CN | AS146572-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142755CN | AS142755-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144515CN | AS144515-330 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143934CN | AS143934-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146087CN | AS146087-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143928CN | AS143928-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144792CN | AS144792-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142931CN | AS142931-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144128CN | AS144128-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143208CN | AS143208-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144979CN | AS144979-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144988CN | AS144988-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145188CN | AS145188-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144241CN | AS144241-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145143CN | AS145143-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144765CN | AS144765-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144125CN | AS144125-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144256CN | AS144256-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146358CN | AS146358-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144774CN | AS144774-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |