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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 | 21,286 |
| 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 | 565 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,106 |
| 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 | 1,216 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,203 |
| AS145717-508 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144353CN | AS144353-168 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144675CN | AS144675-490 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145607CN | AS145607-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143978CN | AS143978-305 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143520CN | AS143520-357 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143177CN | AS143177-14 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145821CN | AS145821-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144419CN | AS144419-234 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145488CN | AS145488-279 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142796CN | AS142796-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143005CN | AS143005-356 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146006CN | AS146006-285 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146089CN | AS146089-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143526CN | AS143526-363 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144166CN | AS144166-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146059CN | AS146059-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142981CN | AS142981-332 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146253CN | AS146253-20 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145431CN | AS145431-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140516CN | CHINATELECOM-GUANGXI-QINZHOU-5G-NETWORK - CHINATELECOM GUANGXI province QinZhou 5G network | — | 3 | 3 |
| AS145622CN | AS145622-413 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142710CN | AS142710-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143999CN | AS143999-326 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144002CN | AS144002-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145943CN | AS145943-222 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143594CN | AS143594-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144645CN | AS144645-460 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145059CN | AS145059-362 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144389CN | AS144389-204 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143639CN | AS143639-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145101CN | AS145101-404 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145464CN | AS145464-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS45275CN | ZPARKNET-AS-AP - BII Group Holding Ltd. | — | 4 | 4 |
| AS146378CN | AS146378-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143731CN | AS143731-58 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145306CN | AS145306-97 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144663CN | AS144663-478 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140369CN | CHINATELECOM-HUNAN-XIANGTAN-5G-NETWORK - CHINATELECOM Hunan province Xiangtan 5G network | — | 3 | 3 |
| AS143981CN | AS143981-308 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144264CN | AS144264-79 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144913CN | AS144913-216 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146110CN | AS146110-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143398CN | AS143398-235 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143788CN | AS143788-115 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143329CN | AS143329-166 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144955CN | AS144955-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |