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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 |
| AS146505-272 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS145335CN | AS145335-126 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146303CN | AS146303-70 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146486CN | AS146486-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145063CN | AS145063-366 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143547CN | AS143547-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145621CN | AS145621-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145563CN | AS145563-354 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142973CN | AS142973-324 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144808CN | AS144808-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146050CN | AS146050-329 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145545CN | AS145545-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142855CN | AS142855-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142949CN | AS142949-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142721CN | AS142721-72 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144613CN | AS144613-428 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144799CN | AS144799-102 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145088CN | AS145088-391 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143251CN | AS143251-88 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143169CN | AS143169-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146209CN | AS146209-488 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143561CN | AS143561-398 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144433CN | AS144433-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145822CN | AS145822-101 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144595CN | AS144595-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153057CN | LIRUIZHI-AS-AP - Li Ruizhi | — | 6 | 6 |
| AS146694CN | AS146694-461 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143875CN | AS143875-202 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143014CN | AS143014-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142696CN | AS142696-47 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145588CN | AS145588-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144997CN | AS144997-300 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146158CN | AS146158-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143562CN | AS143562-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146094CN | AS146094-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145152CN | AS145152-455 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145989CN | AS145989-268 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143607CN | AS143607-444 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143879CN | AS143879-206 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145319CN | AS145319-110 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145727CN | AS145727-6 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142907CN | AS142907-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143608CN | AS143608-445 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142553CN | AIRSPROJECT-PRIVATE-NETWORK - Airs Project Private Network Main | — | 11 | 11 |
| AS145441CN | AS145441-232 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143297CN | AS143297-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143552CN | AS143552-389 - China Education and Research Network (CERNET) | — | 65.5K | 1 |