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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 | 59.2M | 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 | 42.3M | 5,834 |
| 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 | 566 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,104 |
| 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 | 1,193 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,168 |
| AS146102-381 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146218CN | AS146218-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144598CN | AS144598-413 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142755CN | AS142755-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143479CN | AS143479-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146733CN | AS146733-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142910CN | AS142910-261 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145334CN | AS145334-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144063CN | AS144063-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145113CN | AS145113-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145253CN | AS145253-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146055CN | AS146055-334 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146429CN | AS146429-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145292CN | AS145292-83 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145789CN | AS145789-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214660CN | JUNLINYIZHAN junlin chen | — | 3.3K | 13 |
| AS145468CN | AS145468-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145299CN | AS145299-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151435CN | AS151435-13 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144447CN | AS144447-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145739CN | AS145739-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145769CN | AS145769-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143069CN | AS143069-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146347CN | AS146347-114 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146010CN | AS146010-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142863CN | AS142863-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142884CN | AS142884-235 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145873CN | AS145873-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145034CN | AS145034-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143983CN | AS143983-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144355CN | AS144355-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143113CN | AS143113-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145787CN | AS145787-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143941CN | AS143941-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143045CN | AS143045-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140056CN | CHINANET-MAOMING-AS-AP - China Telecom | — | 256 | 1 |
| AS139231CN | ZERO-AS-AP - Zero | — | 1 | 1 |
| AS144613CN | AS144613-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143048CN | AS143048-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146290CN | AS146290-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143066CN | AS143066-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205008CN | HExpNetwork Junqi Huang | — | 7 | 7 |
| AS146153CN | AS146153-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143369CN | AS143369-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142872CN | AS142872-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142077CN | AS142077-11 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS146424CN | AS146424-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |