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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 | 1,356 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.2M | 1,597 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.5M | 21,205 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.3M | 5,834 |
| 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.
6,608 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 843 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 566 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,104 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.5M | 1,193 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.8M | 5,168 |
| AS143578-415 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146433CN | AS146433-200 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145924CN | AS145924-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145531CN | AS145531-322 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS141172CN | TIANAOCHEN-AS-AP - Tianao Chen | — | 1 | 1 |
| AS145936CN | AS145936-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146323CN | AS146323-90 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142893CN | AS142893-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145293CN | AS145293-84 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144221CN | AS144221-36 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146147CN | AS146147-426 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146400CN | AS146400-167 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145558CN | AS145558-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145135CN | AS145135-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143438CN | AS143438-275 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145007CN | AS145007-310 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142985CN | AS142985-336 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143441CN | AS143441-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144343CN | AS144343-158 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146344CN | AS146344-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145144CN | AS145144-447 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143500CN | AS143500-337 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146415CN | AS146415-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144310CN | AS144310-125 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144846CN | AS144846-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144727CN | AS144727-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146561CN | AS146561-328 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143640CN | AS143640-477 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145486CN | AS145486-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145799CN | AS145799-78 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145552CN | AS145552-343 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142744CN | AS142744-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145156CN | AS145156-459 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144438CN | AS144438-253 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146070CN | AS146070-349 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144882CN | AS144882-185 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144873CN | AS144873-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142729CN | AS142729-80 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146713CN | AS146713-480 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143715CN | AS143715-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205794CN | RTTW-AS JINZE YANG | — | 259 | 4 |
| AS143691CN | AS143691-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142756CN | AS142756-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143893CN | AS143893-220 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146314CN | AS146314-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145349CN | AS145349-140 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145665CN | AS145665-456 - China Education and Research Network (CERNET) | — | 65.5K | 1 |