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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 | 1,353 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,132 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.4M | 21,286 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.7M | 5,956 |
| 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.
6,624 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 565 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,106 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.8M | 1,216 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,203 |
| AS143573-410 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143535CN | AS143535-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145017CN | AS145017-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142955CN | AS142955-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142847CN | AS142847-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145679CN | AS145679-470 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145176CN | AS145176-479 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146718CN | AS146718-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146467CN | AS146467-234 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144399CN | AS144399-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS219208CN | QMQ-AS MAOQUN QIU | — | 2.2M | 14 |
| AS143333CN | AS143333-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145693CN | AS145693-484 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143160CN | AS143160-511 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145184CN | AS145184-487 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142927CN | AS142927-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146649CN | AS146649-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143449CN | AS143449-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143710CN | AS143710-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145768CN | AS145768-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS201944CN | PYSIO-NEXT-NETWORK HaoRan Liu | — | 1 | 1 |
| AS145164CN | AS145164-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS219283CN | Dep-Networks Haohao Zhang | — | 2.3M | 19 |
| AS143401CN | AS143401-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144943CN | AS144943-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143818CN | AS143818-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142817CN | AS142817-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143863CN | AS143863-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144901CN | AS144901-204 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146107CN | AS146107-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145089CN | AS145089-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144676CN | AS144676-491 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146336CN | AS146336-103 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145462CN | AS145462-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145422CN | AS145422-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143035CN | AS143035-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144428CN | AS144428-243 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143869CN | AS143869-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142870CN | AS142870-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143175CN | AS143175-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144249CN | AS144249-64 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146161CN | AS146161-440 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143687CN | AS143687-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144077CN | AS144077-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146637CN | AS146637-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145839CN | AS145839-118 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146744CN | AS146744-511 - China Education and Research Network (CERNET) | — | 65.5K | 1 |