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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. | 56.4M | 21,289 |
| 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.
6,623 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 565 |
| 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 | 5,217 |
| AS143746-73 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146542CN | AS146542-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146545CN | AS146545-312 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144121CN | AS144121-448 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146647CN | AS146647-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143975CN | AS143975-302 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146281CN | AS146281-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142829CN | AS142829-180 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144696CN | AS144696-511 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143660CN | AS143660-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145686CN | AS145686-477 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143590CN | AS143590-427 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142878CN | AS142878-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142701CN | AS142701-52 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146704CN | AS146704-471 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144106CN | AS144106-433 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144513CN | AS144513-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145123CN | AS145123-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143950CN | AS143950-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143228CN | AS143228-65 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145976CN | AS145976-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144020CN | AS144020-347 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146525CN | AS146525-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144968CN | AS144968-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144176CN | AS144176-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143061CN | AS143061-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145385CN | AS145385-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145074CN | AS145074-377 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144666CN | AS144666-481 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145011CN | AS145011-314 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146516CN | AS146516-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142656CN | AS142656-7 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145526CN | AS145526-317 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145032CN | AS145032-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143048CN | AS143048-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144657CN | AS144657-472 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145312CN | AS145312-103 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143231CN | AS143231-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146332CN | AS146332-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146254CN | AS146254-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146552CN | AS146552-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143338CN | AS143338-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143009CN | AS143009-360 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143706CN | AS143706-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145415CN | AS145415-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146015CN | AS146015-294 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144852CN | AS144852-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |