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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 | 21,289 |
| 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.
6,623 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 | 2,105 |
| 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,217 |
| AS146574-341 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144890CN | AS144890-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143940CN | AS143940-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143553CN | AS143553-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143495CN | AS143495-332 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145006CN | AS145006-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145133CN | AS145133-436 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145926CN | AS145926-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145365CN | AS145365-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146483CN | AS146483-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146476CN | AS146476-243 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144398CN | AS144398-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146512CN | AS146512-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145816CN | AS145816-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143610CN | AS143610-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142913CN | AS142913-264 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145351CN | AS145351-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS211992CN | WEI Wei Tang | — | 1 | 1 |
| AS144136CN | AS144136-463 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146256CN | AS146256-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145044CN | AS145044-347 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145012CN | AS145012-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145794CN | AS145794-73 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145140CN | AS145140-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144684CN | AS144684-499 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143333CN | AS143333-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144648CN | AS144648-463 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144148CN | AS144148-475 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200853CN | LI-AS Yifan Li | — | 4 | 4 |
| AS142943CN | AS142943-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143964CN | AS143964-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146136CN | AS146136-415 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143127CN | AS143127-478 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145849CN | AS145849-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138393CN | CNGI-NAN-IX-AS-AP - CERNET2 regional IX at Guangxi University | — | 131.1K | 72 |
| AS144134CN | AS144134-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145931CN | AS145931-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145640CN | AS145640-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140361CN | CHINATELECOM-YUNNAN-ZHAOTONG-5G-NETWORK - CHINATELECOM Yunnan province Zhaotong 5G network | — | 256 | 4 |
| AS144646CN | AS144646-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142966CN | AS142966-317 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144616CN | AS144616-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142668CN | AS142668-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145095CN | AS145095-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS207615CN | XINYU-ZHANG XINYU ZHANG | — | 3 | 3 |
| AS144193CN | AS144193-8 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144140CN | AS144140-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |