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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 |
| AS144245-60 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145180CN | AS145180-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145555CN | AS145555-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144194CN | AS144194-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142932CN | AS142932-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143682CN | AS143682-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145787CN | AS145787-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144816CN | AS144816-119 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145751CN | AS145751-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143390CN | AS143390-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144572CN | AS144572-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146046CN | AS146046-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145010CN | AS145010-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145882CN | AS145882-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144182CN | AS144182-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142875CN | AS142875-226 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143926CN | AS143926-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144084CN | AS144084-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145507CN | AS145507-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140359CN | CHINATELECOM-YUNNAN-WENSHAN-5G-NETWORK - CHINATELECOM Yunnan province Wenshan 5G network | — | 256 | 4 |
| AS146231CN | AS146231-510 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143304CN | AS143304-141 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144772CN | AS144772-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144697CN | AS144697-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145650CN | AS145650-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145918CN | AS145918-197 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142893CN | AS142893-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140252CN | CHINATELECOM-ANHUI-HUAIBEI-5G-NETWORK - CHINATELECOM Anhui province Huaibei 5G network | — | 3 | 3 |
| AS144822CN | AS144822-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140365CN | CHINATELECOM-HUNAN-CHANGSHA-5G-NETWORK - CHINATELECOM Hunan province Changsha 5G network | — | 3 | 3 |
| AS145147CN | AS145147-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142771CN | AS142771-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146296CN | AS146296-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205794CN | RTTW-AS JINZE YANG | — | 258 | 3 |
| AS144161CN | AS144161-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144557CN | AS144557-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144554CN | AS144554-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144575CN | AS144575-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144114CN | AS144114-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143244CN | AS143244-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146701CN | AS146701-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144813CN | AS144813-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144989CN | AS144989-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144843CN | AS144843-146 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143414CN | AS143414-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144167CN | AS144167-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146254CN | AS146254-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |