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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 |
| AS146424-191 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146603CN | AS146603-370 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143545CN | AS143545-382 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143566CN | AS143566-403 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144724CN | AS144724-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146028CN | AS146028-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143441CN | AS143441-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146710CN | AS146710-477 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144897CN | AS144897-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145930CN | AS145930-209 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146600CN | AS146600-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140654CN | CHINATELECOM-GUIZHOU-BIJIE-5G-NETWORK - CHINATELECOM Guizhou province Bijie 5G network | — | 4 | 4 |
| AS143456CN | AS143456-293 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146686CN | AS146686-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143721CN | AS143721-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146466CN | AS146466-233 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144295CN | AS144295-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144486CN | AS144486-301 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145358CN | AS145358-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140300CN | CHINATELECOM-JIANGSU-SUQIAN-5G-NETWORK - CHINATELECOM Jiangsu province Suqian 5G network | — | 192 | 3 |
| AS144626CN | AS144626-441 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144185CN | AS144185-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140315CN | CHINATELECOM-GUANGDONG-JIEYANG-5G-NETWORK - CHINATELECOM Guangdong province Jieyang 5G network | — | 2 | 2 |
| AS144492CN | AS144492-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146519CN | AS146519-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146302CN | AS146302-69 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145742CN | AS145742-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143238CN | AS143238-75 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145733CN | AS145733-12 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143905CN | AS143905-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145132CN | AS145132-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146329CN | AS146329-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143786CN | AS143786-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144343CN | AS144343-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142804CN | AS142804-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146326CN | AS146326-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145037CN | AS145037-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146611CN | AS146611-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145218CN | AS145218-9 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146728CN | AS146728-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143980CN | AS143980-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145269CN | AS145269-60 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143774CN | AS143774-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144819CN | AS144819-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146388CN | AS146388-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143798CN | AS143798-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143113CN | AS143113-464 - China Education and Research Network (CERNET) | — | 65.5K | 1 |