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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 |
| AS146312-79 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146368CN | AS146368-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143337CN | AS143337-174 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145963CN | AS145963-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143215CN | AS143215-52 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143430CN | AS143430-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145115CN | AS145115-418 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143090CN | AS143090-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144871CN | AS144871-174 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143519CN | AS143519-356 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144445CN | AS144445-260 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143489CN | AS143489-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140336CN | CHINATELECOM-FUJIAN-SANMING-5G-NETWORK - CHINATELECOM Fujian province Sanming 5G network | — | 1K | 4 |
| AS145186CN | AS145186-489 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140247CN | CHINATELECOM-ANHUI-WUHU-5G-NETWORK - CHINATELECOM Anhui province Wuhu 5G network | — | 3 | 3 |
| AS146684CN | AS146684-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144442CN | AS144442-257 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145046CN | AS145046-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144138CN | AS144138-465 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24362CN | CNGI-HEF-IX-AS-AP - CERNET2 IX at University of Science and Technology of China | — | 131.2K | 124 |
| AS144874CN | AS144874-177 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146261CN | AS146261-28 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146538CN | AS146538-305 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144022CN | AS144022-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145258CN | AS145258-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145582CN | AS145582-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS213545CN | LOKI-AS Wang Lei | — | 16 | 1 |
| AS140854CN | CHINATELECOM-JIANGXI-JIUJIANG-5G-NETWORK - CHINATELECOM Jiangxi province Jiujiang 5G network | — | 1 | 1 |
| AS143656CN | AS143656-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142075CN | AS142075-9 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144257CN | AS144257-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS62230CN | AS-49NET Jie Zheng | — | 65.5K | 3 |
| AS143409CN | AS143409-246 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144996CN | AS144996-299 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143319CN | AS143319-156 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146675CN | AS146675-442 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145308CN | AS145308-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143248CN | AS143248-85 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143772CN | AS143772-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144329CN | AS144329-144 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144439CN | AS144439-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145960CN | AS145960-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145121CN | AS145121-424 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143352CN | AS143352-189 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144582CN | AS144582-397 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142986CN | AS142986-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146172CN | AS146172-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |