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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 |
| AS143529-366 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145509CN | AS145509-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151785CN | ZHOU-AS-AP - Zhou Yang | — | 5 | 5 |
| AS144741CN | AS144741-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145382CN | AS145382-173 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146221CN | AS146221-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142978CN | AS142978-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS201944CN | PYSIO-NEXT-NETWORK HaoRan Liu | — | 1 | 1 |
| AS145816CN | AS145816-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143610CN | AS143610-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140295CN | CHINATELECOM-JIANGSU-LIANYUNGANG-5G-NETWORK - CHINATELECOM Jiangsu province Lianyungang 5G network | — | 192 | 3 |
| AS146236CN | AS146236-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144494CN | AS144494-309 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144964CN | AS144964-267 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145431CN | AS145431-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142939CN | AS142939-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140856CN | CHINATELECOM-JIANGXI-SHANGRAO-5G-NETWORK - CHINATELECOM Jiangxi province Shangrao 5G network | — | 1 | 1 |
| AS151439CN | AS151439-17 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS142892CN | AS142892-243 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144616CN | AS144616-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145559CN | AS145559-350 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146101CN | AS146101-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143285CN | AS143285-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142079CN | AS142079-13 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS146426CN | AS146426-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145181CN | AS145181-484 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143422CN | AS143422-259 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144976CN | AS144976-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144935CN | AS144935-238 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143949CN | AS143949-276 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS219283CN | Dep-Networks Haohao Zhang | — | 2.3M | 19 |
| AS142695CN | AS142695-46 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142654CN | AS142654-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146601CN | AS146601-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144363CN | AS144363-178 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144142CN | AS144142-469 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146513CN | AS146513-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146643CN | AS146643-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144147CN | AS144147-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145060CN | AS145060-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153170CN | CUIHONGTAO-AS-AP - Cui Hongtao | — | 6 | 6 |
| AS144636CN | AS144636-451 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143091CN | AS143091-442 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143377CN | AS143377-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142913CN | AS142913-264 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142918CN | AS142918-269 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144399CN | AS144399-214 - China Education and Research Network (CERNET) | — | 65.5K | 1 |