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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 |
| AS145656-447 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143159CN | AS143159-510 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145495CN | AS145495-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143783CN | AS143783-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144486CN | AS144486-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145561CN | AS145561-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142997CN | AS142997-348 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143286CN | AS143286-123 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146257CN | AS146257-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144161CN | AS144161-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145924CN | AS145924-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143328CN | AS143328-165 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143682CN | AS143682-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144212CN | AS144212-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145224CN | AS145224-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143194CN | AS143194-31 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146141CN | AS146141-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145936CN | AS145936-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146183CN | AS146183-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144075CN | AS144075-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145061CN | AS145061-364 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142935CN | AS142935-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145257CN | AS145257-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146701CN | AS146701-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142807CN | AS142807-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144325CN | AS144325-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145891CN | AS145891-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140657CN | CHINATELECOM-GUIZHOU-GUIAN-5G-NETWORK - CHINATELECOM Guizhou province Guian 5G network | — | 4 | 4 |
| AS145486CN | AS145486-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143917CN | AS143917-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146201CN | AS146201-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143274CN | AS143274-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144456CN | AS144456-271 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144030CN | AS144030-357 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146260CN | AS146260-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142726CN | AS142726-77 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140294CN | CHINATELECOM-JIANGSU-YANGZHOU-5G-NETWORK - CHINATELECOM Jiangsu provinceYangzhou 5G network | — | 192 | 3 |
| AS142780CN | AS142780-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144209CN | AS144209-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146573CN | AS146573-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146204CN | AS146204-483 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143003CN | AS143003-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144465CN | AS144465-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143548CN | AS143548-385 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144983CN | AS144983-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143539CN | AS143539-376 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144599CN | AS144599-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |