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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 |
| AS145275-66 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142810CN | AS142810-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144197CN | AS144197-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145153CN | AS145153-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS206574CN | GongGongFa-Technology Beijing GongGongFa Technology Co., Ltd. | — | 2 | 2 |
| AS146028CN | AS146028-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145117CN | AS145117-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142920CN | AS142920-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145891CN | AS145891-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145233CN | AS145233-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151441CN | AS151441-19 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145075CN | AS145075-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142795CN | AS142795-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146174CN | AS146174-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144551CN | AS144551-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143417CN | AS143417-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151331CN | SORAYOU-AS-JP - Sora You | — | 518 | 5 |
| AS145501CN | AS145501-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144998CN | AS144998-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151438CN | AS151438-16 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145683CN | AS145683-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146564CN | AS146564-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144691CN | AS144691-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143667CN | AS143667-504 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143703CN | AS143703-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143956CN | AS143956-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144855CN | AS144855-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144352CN | AS144352-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146046CN | AS146046-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145290CN | AS145290-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145629CN | AS145629-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145888CN | AS145888-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146549CN | AS146549-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140514CN | CHINATELECOM-GUANGXI-GUIGANG-5G-NETWORK - CHINATELECOM GUANGXI province GuiGang 5G network | — | 3 | 3 |
| AS144465CN | AS144465-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145507CN | AS145507-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143125CN | AS143125-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144128CN | AS144128-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143590CN | AS143590-427 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144194CN | AS144194-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144295CN | AS144295-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145954CN | AS145954-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143286CN | AS143286-123 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144888CN | AS144888-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146457CN | AS146457-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145001CN | AS145001-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146406CN | AS146406-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |