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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. | 56.5M | 21,306 |
| 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 | 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 | 1,214 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,212 |
| AS142854-205 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143518CN | AS143518-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145236CN | AS145236-27 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142083CN | AS142083-17 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS140056CN | CHINANET-MAOMING-AS-AP - China Telecom | — | 256 | 1 |
| AS145147CN | AS145147-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143161CN | AS143161-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142750CN | AS142750-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142941CN | AS142941-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144611CN | AS144611-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144051CN | AS144051-378 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143426CN | AS143426-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143813CN | AS143813-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140303CN | CHINATELECOM-JIANGSU-HUAIAN-5G-NETWORK - CHINATELECOM Jiangsu province Huaian 5G network | — | 192 | 3 |
| AS145257CN | AS145257-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145945CN | AS145945-224 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145266CN | AS145266-57 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143411CN | AS143411-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143152CN | AS143152-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144170CN | AS144170-497 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146528CN | AS146528-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143122CN | AS143122-473 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144224CN | AS144224-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144108CN | AS144108-435 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146710CN | AS146710-477 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145302CN | AS145302-93 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143298CN | AS143298-135 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146284CN | AS146284-51 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS152697CN | HUIFA-AS-AP - Nanning Huifa Technology Co Ltd | — | 2 | 2 |
| AS146475CN | AS146475-242 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145337CN | AS145337-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145534CN | AS145534-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146448CN | AS146448-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145995CN | AS145995-274 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144111CN | AS144111-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146537CN | AS146537-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145757CN | AS145757-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144977CN | AS144977-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146671CN | AS146671-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145471CN | AS145471-262 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143051CN | AS143051-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145948CN | AS145948-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146647CN | AS146647-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146424CN | AS146424-191 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144203CN | AS144203-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140312CN | CHINATELECOM-GUANGDONG-ZHANJIANG-5G-NETWORK - CHINATELECOM Guangdong province Zhanjiang 5G network | — | 2 | 2 |
| AS143959CN | AS143959-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |