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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 |
| AS143450-287 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146612CN | AS146612-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142729CN | AS142729-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145659CN | AS145659-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146189CN | AS146189-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145343CN | AS145343-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143783CN | AS143783-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144233CN | AS144233-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144343CN | AS144343-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146335CN | AS146335-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143331CN | AS143331-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146543CN | AS146543-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143134CN | AS143134-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143137CN | AS143137-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145894CN | AS145894-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146040CN | AS146040-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145498CN | AS145498-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143262CN | AS143262-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146257CN | AS146257-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142717CN | AS142717-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144974CN | AS144974-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS139859CN | TT-AS-AP - TemasekTech.com | — | 2 | 2 |
| AS144161CN | AS144161-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145924CN | AS145924-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146558CN | AS146558-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146439CN | AS146439-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS206729CN | VINCENT-NET-AS Vincent Yang | — | 16 | 1 |
| AS146061CN | AS146061-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143807CN | AS143807-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143804CN | AS143804-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151453CN | AS151453-31 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144873CN | AS144873-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145513CN | AS145513-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143947CN | AS143947-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145805CN | AS145805-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145641CN | AS145641-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145302CN | AS145302-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146180CN | AS146180-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144867CN | AS144867-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143792CN | AS143792-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144831CN | AS144831-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144048CN | AS144048-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144218CN | AS144218-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145415CN | AS145415-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146034CN | AS146034-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146254CN | AS146254-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146576CN | AS146576-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |