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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 | 2,132 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,306 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.7M | 5,956 |
| 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.
6,624 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS143048-399 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142890CN | AS142890-241 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144248CN | AS144248-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143554CN | AS143554-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145647CN | AS145647-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146022CN | AS146022-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143527CN | AS143527-364 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143063CN | AS143063-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143634CN | AS143634-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143676CN | AS143676-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145373CN | AS145373-164 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142092CN | AS142092-26 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS146740CN | AS146740-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142068CN | AS142068-2 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143286CN | AS143286-123 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142810CN | AS142810-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143283CN | AS143283-120 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145561CN | AS145561-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS206729CN | VINCENT-NET-AS Vincent Yang | — | 16 | 1 |
| AS143816CN | AS143816-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140294CN | CHINATELECOM-JIANGSU-YANGZHOU-5G-NETWORK - CHINATELECOM Jiangsu provinceYangzhou 5G network | — | 192 | 3 |
| AS143316CN | AS143316-153 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145019CN | AS145019-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143649CN | AS143649-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145564CN | AS145564-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145903CN | AS145903-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146412CN | AS146412-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143524CN | AS143524-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144060CN | AS144060-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146716CN | AS146716-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200545CN | QUANHAO-AS Liu Quanhao | — | 256 | 1 |
| AS142777CN | AS142777-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145632CN | AS145632-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146409CN | AS146409-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144855CN | AS144855-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146522CN | AS146522-289 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143256CN | AS143256-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145519CN | AS145519-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142664CN | AS142664-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143438CN | AS143438-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143423CN | AS143423-260 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144828CN | AS144828-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140359CN | CHINATELECOM-YUNNAN-WENSHAN-5G-NETWORK - CHINATELECOM Yunnan province Wenshan 5G network | — | 256 | 4 |
| AS140255CN | CHINATELECOM-ANHUI-CHUZHOU-5G-NETWORK - CHINATELECOM Anhui province Chuzhou 5G network | — | 3 | 3 |
| AS144626CN | AS144626-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145126CN | AS145126-429 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146180CN | AS146180-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |