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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 | 1,357 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.2M | 1,522 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,133 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 40.8M | 5,738 |
| 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.
| 20.3M |
| 813 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 568 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,124 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,203 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.4M | 1,145 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,131 |
| AS144695-510 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145472CN | AS145472-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143040CN | AS143040-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146580CN | AS146580-347 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143114CN | AS143114-465 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145231CN | AS145231-22 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144165CN | AS144165-492 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140857CN | CHINATELECOM-JIANGXI-YINGTAN-5G-NETWORK - CHINATELECOM Jiangxi province yingtan 5G network | — | 1 | 1 |
| AS143364CN | AS143364-201 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142864CN | AS142864-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145529CN | AS145529-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146261CN | AS146261-28 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144704CN | AS144704-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145785CN | AS145785-64 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144436CN | AS144436-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144406CN | AS144406-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143081CN | AS143081-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144451CN | AS144451-266 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143757CN | AS143757-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151424CN | AS151424-2 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145603CN | AS145603-394 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144668CN | AS144668-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144996CN | AS144996-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142709CN | AS142709-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145913CN | AS145913-192 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144031CN | AS144031-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144701CN | AS144701-4 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140333CN | CHINATELECOM-FUJIAN-QUANZHOU-5G-NETWORK - CHINATELECOM Fujian province Quanzhou 5G network | — | 1K | 4 |
| AS144865CN | AS144865-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143111CN | AS143111-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143605CN | AS143605-442 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144064CN | AS144064-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144013CN | AS144013-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146553CN | AS146553-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151230CN | TONGRI-NET - Guangdong Tongri Network Technology Co., Ltd. | — | 1 | 1 |
| AS143668CN | AS143668-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144076CN | AS144076-403 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146127CN | AS146127-406 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146704CN | AS146704-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146693CN | AS146693-460 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145758CN | AS145758-37 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142861CN | AS142861-212 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145183CN | AS145183-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144990CN | AS144990-293 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS9425CN | FITI-AS-BKB2 - Future Internet Technology Infrastructure (FITI) | — | 131.1K | 2 |
| AS145076CN | AS145076-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145106CN | AS145106-409 - China Education and Research Network (CERNET) | — | 65.5K | 1 |