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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 | 59.3M | 2,150 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.6M | 21,409 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.8M | 5,062 |
| 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.
6,627 autonomous systems registered to China. Click an AS for detail.
| 20.8M |
| 860 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 579 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,120 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.3M | 2,253 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 11.2M | 1,317 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,281 |
| AS146714-481 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145943CN | AS145943-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144505CN | AS144505-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146342CN | AS146342-109 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140346CN | CHINATELECOM-YUNNAN-KUNMING-5G-NETWORK - CHINATELECOM Yunnan province Kunming 5G network | — | 256 | 4 |
| AS145833CN | AS145833-112 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140355CN | CHINATELECOM-YUNNAN-LINCANG-5G-NETWORK - CHINATELECOM Yunnan province Lincang 5G network | — | 256 | 4 |
| AS145324CN | AS145324-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142921CN | AS142921-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145366CN | AS145366-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143576CN | AS143576-413 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143975CN | AS143975-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS209556CN | Hoshi-Network Benli Zhong | — | 3 | 3 |
| AS142927CN | AS142927-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151436CN | AS151436-14 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS145235CN | AS145235-26 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143064CN | AS143064-415 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146247CN | AS146247-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142076CN | AS142076-10 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS142088CN | AS142088-22 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS146283CN | AS146283-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142073CN | AS142073-7 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144231CN | AS144231-46 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142847CN | AS142847-198 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144285CN | AS144285-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140328CN | CHINATELECOM-FUJIAN-SHENGJI-5G-NETWORK - CHINATELECOM Fujian province Shengji 5G network | — | 1K | 4 |
| AS146190CN | AS146190-469 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145824CN | AS145824-103 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144145CN | AS144145-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146738CN | AS146738-505 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142835CN | AS142835-186 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143081CN | AS143081-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145181CN | AS145181-484 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145446CN | AS145446-237 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145196CN | AS145196-499 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143442CN | AS143442-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142841CN | AS142841-192 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145934CN | AS145934-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144315CN | AS144315-130 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151433CN | AS151433-11 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS151451CN | AS151451-29 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144353CN | AS144353-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143904CN | AS143904-231 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142799CN | AS142799-150 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145940CN | AS145940-219 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143624CN | AS143624-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142674CN | AS142674-25 - China Education and Research Network (CERNET) | — | 65.5K | 1 |