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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 | 21,289 |
| 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.
6,623 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 | 2,105 |
| 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 | 5,217 |
| AS145006-309 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS143264CN | AS143264-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145926CN | AS145926-205 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146122CN | AS146122-401 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144920CN | AS144920-223 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143052CN | AS143052-403 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144094CN | AS144094-421 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS208618CN | CYY-AS Yangyu Chen | — | 34 | 4 |
| AS201944CN | PYSIO-NEXT-NETWORK HaoRan Liu | — | 1 | 1 |
| AS145816CN | AS145816-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143610CN | AS143610-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144824CN | AS144824-127 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151434CN | AS151434-12 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |
| AS144285CN | AS144285-100 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146626CN | AS146626-393 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146715CN | AS146715-482 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143204CN | AS143204-41 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144196CN | AS144196-11 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145849CN | AS145849-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142791CN | AS142791-142 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144553CN | AS144553-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146649CN | AS146649-416 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142716CN | AS142716-67 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145640CN | AS145640-431 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142912CN | AS142912-263 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143333CN | AS143333-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142811CN | AS142811-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145140CN | AS145140-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145285CN | AS145285-76 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144761CN | AS144761-64 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145848CN | AS145848-127 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144233CN | AS144233-48 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146334CN | AS146334-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146339CN | AS146339-106 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145777CN | AS145777-56 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146369CN | AS146369-136 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146236CN | AS146236-3 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146089CN | AS146089-368 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143285CN | AS143285-122 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143353CN | AS143353-190 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145056CN | AS145056-359 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146262CN | AS146262-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145914CN | AS145914-193 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144009CN | AS144009-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142100CN | AS142100-34 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144017CN | AS144017-344 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS137402CN | CHINATELECOM-HUBEI-SHIYAN-5G-NETWORK - CHINATELECOM Hubei province Shiyan 5G network | — | 768 | 3 |