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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. | 56.5M | 21,306 |
| 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 | 564 |
| 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS144465-280 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142747CN | AS142747-98 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144348CN | AS144348-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144467CN | AS144467-282 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145045CN | AS145045-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145134CN | AS145134-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143229CN | AS143229-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145060CN | AS145060-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143464CN | AS143464-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143149CN | AS143149-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144908CN | AS144908-211 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144935CN | AS144935-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143428CN | AS143428-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143646CN | AS143646-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146236CN | AS146236-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143422CN | AS143422-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140856CN | CHINATELECOM-JIANGXI-SHANGRAO-5G-NETWORK - CHINATELECOM Jiangxi province Shangrao 5G network | — | 1 | 1 |
| AS140654CN | CHINATELECOM-GUIZHOU-BIJIE-5G-NETWORK - CHINATELECOM Guizhou province Bijie 5G network | — | 4 | 4 |
| AS145030CN | AS145030-333 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143717CN | AS143717-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145861CN | AS145861-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144065CN | AS144065-392 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143301CN | AS143301-138 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143485CN | AS143485-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142821CN | AS142821-172 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144283CN | AS144283-98 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146219CN | AS146219-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143151CN | AS143151-502 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144015CN | AS144015-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144643CN | AS144643-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143455CN | AS143455-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144101CN | AS144101-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145718CN | AS145718-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143009CN | AS143009-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144950CN | AS144950-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144411CN | AS144411-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146626CN | AS146626-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146382CN | AS146382-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144748CN | AS144748-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146081CN | AS146081-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145191CN | AS145191-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143732CN | AS143732-59 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143589CN | AS143589-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145259CN | AS145259-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143964CN | AS143964-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144884CN | AS144884-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144860CN | AS144860-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |