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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 |
| AS144473-288 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146706CN | AS146706-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151440CN | AS151440-18 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144235CN | AS144235-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145944CN | AS145944-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146614CN | AS146614-381 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152911CN | SYICT-AS-KR - SY ICT | — | 17 | 2 |
| AS145837CN | AS145837-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144920CN | AS144920-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143747CN | AS143747-74 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146346CN | AS146346-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS210426CN | LIANGZHU-NETWORK Liang Zhu | — | 1 | 1 |
| AS143014CN | AS143014-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145640CN | AS145640-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146182CN | AS146182-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143931CN | AS143931-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143702CN | AS143702-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138513CN | CHINATELECOM-SHAANXI-WEINAN-5G-NETWORK - CHINATELECOM Shaanxi province Weinan 5G network | — | 4 | 4 |
| AS146435CN | AS146435-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143422CN | AS143422-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143690CN | AS143690-17 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145560CN | AS145560-351 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143217CN | AS143217-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146230CN | AS146230-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145289CN | AS145289-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143595CN | AS143595-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143211CN | AS143211-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143666CN | AS143666-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145164CN | AS145164-467 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143848CN | AS143848-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144354CN | AS144354-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144137CN | AS144137-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146048CN | AS146048-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145685CN | AS145685-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144610CN | AS144610-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145429CN | AS145429-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145902CN | AS145902-181 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142791CN | AS142791-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143937CN | AS143937-264 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145798CN | AS145798-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143071CN | AS143071-422 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145527CN | AS145527-318 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142782CN | AS142782-133 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS18257CN | BITCOMM-AS - ChangZhou Bitcomm Software Technology Co., Limited | — | 1 | 1 |
| AS146227CN | AS146227-506 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144068CN | AS144068-395 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143467CN | AS143467-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |