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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS143056-407 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS154155CN | SUZHOUYESONG-AS-AP - Suzhou Yesong Information Technology Co., Ltd | — | 1 | 1 |
| AS151452CN | AS151452-30 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143035CN | AS143035-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144348CN | AS144348-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146584CN | AS146584-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145509CN | AS145509-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140537CN | CHINATELECOM-Hubei-ENSHI-5G-Network - CHINATELECOM Hubei province Enshi 5G network | — | 768 | 3 |
| AS146167CN | AS146167-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146471CN | AS146471-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146605CN | AS146605-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145170CN | AS145170-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146691CN | AS146691-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142916CN | AS142916-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138641CN | CHINATELECOM-SHAANXI-YULIN-5G-NETWORK - CHINATELECOM Shaanxi province Yulin 5G network | — | 4 | 4 |
| AS144271CN | AS144271-86 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145500CN | AS145500-291 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144586CN | AS144586-401 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143604CN | AS143604-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146450CN | AS146450-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151428CN | AS151428-6 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145426CN | AS145426-217 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146328CN | AS146328-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146685CN | AS146685-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143229CN | AS143229-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146682CN | AS146682-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143181CN | AS143181-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143538CN | AS143538-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144643CN | AS144643-458 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143550CN | AS143550-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143735CN | AS143735-62 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143872CN | AS143872-199 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145801CN | AS145801-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145185CN | AS145185-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146474CN | AS146474-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145021CN | AS145021-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143044CN | AS143044-395 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145459CN | AS145459-250 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145194CN | AS145194-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145908CN | AS145908-187 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143717CN | AS143717-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143714CN | AS143714-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144464CN | AS144464-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143288CN | AS143288-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143482CN | AS143482-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143032CN | AS143032-383 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145795CN | AS145795-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |