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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 | 2,131 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,305 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.4M | 5,848 |
| 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.
6,622 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 | 1,221 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS143041-392 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145911CN | AS145911-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146736CN | AS146736-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143104CN | AS143104-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143479CN | AS143479-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143723CN | AS143723-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142794CN | AS142794-145 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143997CN | AS143997-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145107CN | AS145107-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS214660CN | JUNLINYIZHAN junlin chen | — | 3.3K | 14 |
| AS143315CN | AS143315-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145652CN | AS145652-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145685CN | AS145685-476 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145182CN | AS145182-485 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144333CN | AS144333-148 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142809CN | AS142809-160 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143878CN | AS143878-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145542CN | AS145542-333 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142949CN | AS142949-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143464CN | AS143464-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137402CN | CHINATELECOM-HUBEI-SHIYAN-5G-NETWORK - CHINATELECOM Hubei province Shiyan 5G network | — | 768 | 3 |
| AS146575CN | AS146575-342 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143949CN | AS143949-276 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146462CN | AS146462-229 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143077CN | AS143077-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140290CN | CHINATELECOM-JIANGSU-5G-CORE-NETWORK - CHINATELECOM Jiangsu province 5G CORE network | — | 192 | 3 |
| AS145149CN | AS145149-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146108CN | AS146108-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144637CN | AS144637-452 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146230CN | AS146230-509 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143175CN | AS143175-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143693CN | AS143693-20 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145277CN | AS145277-68 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143306CN | AS143306-143 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145986CN | AS145986-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142749CN | AS142749-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146364CN | AS146364-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146155CN | AS146155-434 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145259CN | AS145259-50 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143708CN | AS143708-35 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142904CN | AS142904-255 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144604CN | AS144604-419 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142788CN | AS142788-139 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143148CN | AS143148-499 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143235CN | AS143235-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143029CN | AS143029-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145896CN | AS145896-175 - China Education and Research Network (CERNET) | — | 65.5K | 1 |