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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 |
| AS143825-152 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145954CN | AS145954-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144036CN | AS144036-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144334CN | AS144334-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151429CN | AS151429-7 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145683CN | AS145683-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144694CN | AS144694-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140294CN | CHINATELECOM-JIANGSU-YANGZHOU-5G-NETWORK - CHINATELECOM Jiangsu provinceYangzhou 5G network | — | 192 | 3 |
| AS145257CN | AS145257-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS206315CN | SHUCHENG Shucheng Li | — | 256 | 1 |
| AS144045CN | AS144045-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140371CN | CHINATELECOM-HUNAN-YONGZHOU-5G-NETWORK - CHINATELECOM Hunan province Yongzhou 5G network | — | 3 | 3 |
| AS144685CN | AS144685-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144355CN | AS144355-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143277CN | AS143277-114 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146320CN | AS146320-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145882CN | AS145882-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145611CN | AS145611-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143036CN | AS143036-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145912CN | AS145912-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144560CN | AS144560-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145519CN | AS145519-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145013CN | AS145013-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142914CN | AS142914-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146534CN | AS146534-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144099CN | AS144099-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144855CN | AS144855-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145617CN | AS145617-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145245CN | AS145245-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145894CN | AS145894-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146540CN | AS146540-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143512CN | AS143512-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146478CN | AS146478-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142655CN | AS142655-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145001CN | AS145001-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143958CN | AS143958-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144176CN | AS144176-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146210CN | AS146210-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146058CN | AS146058-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145864CN | AS145864-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145826CN | AS145826-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142673CN | AS142673-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143286CN | AS143286-123 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142792CN | AS142792-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143012CN | AS143012-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142083CN | AS142083-17 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145525CN | AS145525-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |