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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 |
| AS144507-322 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS142682CN | AS142682-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144897CN | AS144897-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146153CN | AS146153-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144087CN | AS144087-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200959CN | SUNFLYER-AS Yaoxuan Chen | — | 73 | 10 |
| AS24359CN | CNGI-CHS-IX-AS-AP - CERNET2 IX at Central South University | — | 65.6K | 80 |
| AS146276CN | AS146276-43 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153168CN | LUBIN-AS-AP - Lu Bin | — | 5 | 5 |
| AS145505CN | AS145505-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145650CN | AS145650-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144388CN | AS144388-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146294CN | AS146294-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146365CN | AS146365-132 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146011CN | AS146011-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142751CN | AS142751-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142703CN | AS142703-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146654CN | AS146654-421 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143412CN | AS143412-249 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145975CN | AS145975-254 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142834CN | AS142834-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144832CN | AS144832-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145082CN | AS145082-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143483CN | AS143483-320 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144347CN | AS144347-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143769CN | AS143769-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143647CN | AS143647-484 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145719CN | AS145719-510 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145386CN | AS145386-177 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144731CN | AS144731-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145457CN | AS145457-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145850CN | AS145850-129 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144543CN | AS144543-358 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144144CN | AS144144-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144004CN | AS144004-331 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142885CN | AS142885-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS134477CN | JUNRUIYUN-AS-AP - Shaoxing Junruiyunjisuan Co Ltd | — | 1 | 1 |
| AS145960CN | AS145960-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143405CN | AS143405-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146690CN | AS146690-457 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146621CN | AS146621-388 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146711CN | AS146711-478 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145502CN | AS145502-293 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143108CN | AS143108-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143659CN | AS143659-496 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142882CN | AS142882-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143340CN | AS143340-177 - China Education and Research Network (CERNET) | — | 65.5K | 1 |