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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 |
| PXNET-AS-AP - Phoenix Network |
| — |
| 1 |
| 1 |
| AS145637CN | AS145637-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143092CN | AS143092-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144518CN | AS144518-333 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144893CN | AS144893-196 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144860CN | AS144860-163 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146733CN | AS146733-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200890CN | REN-AS Jianfeng Ren | — | 9 | 9 |
| AS142693CN | AS142693-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145003CN | AS145003-306 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151434CN | AS151434-12 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS143026CN | AS143026-377 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143142CN | AS143142-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142892CN | AS142892-243 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146554CN | AS146554-321 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143973CN | AS143973-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145134CN | AS145134-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145378CN | AS145378-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144000CN | AS144000-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140314CN | CHINATELECOM-GUANGDONG-SHANTOU-5G-NETWORK - CHINATELECOM Guangdong province Shantou 5G network | — | 2 | 2 |
| AS142922CN | AS142922-273 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143705CN | AS143705-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144342CN | AS144342-157 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145146CN | AS145146-449 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145965CN | AS145965-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145831CN | AS145831-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143300CN | AS143300-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146036CN | AS146036-315 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144628CN | AS144628-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143404CN | AS143404-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200256CN | CAO-AS Yue Cao | — | 1 | 1 |
| AS144935CN | AS144935-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146632CN | AS146632-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145432CN | AS145432-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145813CN | AS145813-92 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145072CN | AS145072-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142687CN | AS142687-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS210426CN | LIANGZHU-NETWORK Liang Zhu | — | 1 | 1 |
| AS145310CN | AS145310-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146709CN | AS146709-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142666CN | AS142666-17 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145051CN | AS145051-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144214CN | AS144214-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140853CN | CHINATELECOM-JIANGXI-NANCHANG-5G-NETWORK - CHINATELECOM Jiangxi province Nanchang 5G network | — | 1 | 1 |
| AS145015CN | AS145015-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143702CN | AS143702-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143943CN | AS143943-270 - China Education and Research Network (CERNET) | — | 65.5K | 1 |