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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 |
| AS142699-50 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145989CN | AS145989-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143607CN | AS143607-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144984CN | AS144984-287 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143479CN | AS143479-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143750CN | AS143750-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146340CN | AS146340-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153189CN | WANGJIANWEI-AS-AP - Wang Jianwei | — | 5 | 5 |
| AS144452CN | AS144452-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143279CN | AS143279-116 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146688CN | AS146688-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144464CN | AS144464-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137721CN | AS137721-13 - China Internet Network Information Center | — | 67.6K | 2 |
| AS146111CN | AS146111-390 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144881CN | AS144881-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146602CN | AS146602-369 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142949CN | AS142949-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145393CN | AS145393-184 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146740CN | AS146740-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143554CN | AS143554-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144866CN | AS144866-169 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145247CN | AS145247-38 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143095CN | AS143095-446 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143299CN | AS143299-136 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145258CN | AS145258-49 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146498CN | AS146498-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143166CN | AS143166-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143175CN | AS143175-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146425CN | AS146425-192 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142764CN | AS142764-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153057CN | LIRUIZHI-AS-AP - Li Ruizhi | — | 6 | 6 |
| AS144494CN | AS144494-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146495CN | AS146495-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144679CN | AS144679-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143288CN | AS143288-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144305CN | AS144305-120 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146322CN | AS146322-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146694CN | AS146694-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143875CN | AS143875-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144457CN | AS144457-272 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142696CN | AS142696-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140353CN | CHINATELECOM-YUNNAN-HONGHE-5G-NETWORK - CHINATELECOM Yunnan province Honghe 5G network | — | 256 | 4 |
| AS144068CN | AS144068-395 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS138371CN | CNGI-QDA-IX-AS-AP - CERNET2 regional IX at Ocean University of China | — | 65.5K | 1 |
| AS145063CN | AS145063-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144845CN | AS144845-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146045CN | AS146045-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |