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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 |
| AS145668-459 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144718CN | AS144718-21 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144251CN | AS144251-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144712CN | AS144712-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144501CN | AS144501-316 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143402CN | AS143402-239 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145662CN | AS145662-453 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144504CN | AS144504-319 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146528CN | AS146528-295 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143727CN | AS143727-54 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146082CN | AS146082-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146403CN | AS146403-170 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS215750CN | TENONET DAQIAN HUANG | — | 36 | 6 |
| AS142786CN | AS142786-137 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143334CN | AS143334-171 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146129CN | AS146129-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142762CN | AS142762-113 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144602CN | AS144602-417 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142720CN | AS142720-71 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146567CN | AS146567-334 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144224CN | AS144224-39 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143185CN | AS143185-22 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144721CN | AS144721-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146299CN | AS146299-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143971CN | AS143971-298 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142074CN | AS142074-8 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145745CN | AS145745-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142988CN | AS142988-339 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144313CN | AS144313-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143849CN | AS143849-176 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144498CN | AS144498-313 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145004CN | AS145004-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144557CN | AS144557-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143283CN | AS143283-120 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144176CN | AS144176-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145412CN | AS145412-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145337CN | AS145337-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144584CN | AS144584-399 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143688CN | AS143688-15 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143527CN | AS143527-364 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146469CN | AS146469-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143060CN | AS143060-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145084CN | AS145084-387 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143459CN | AS143459-296 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143852CN | AS143852-179 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145081CN | AS145081-384 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145870CN | AS145870-149 - China Education and Research Network (CERNET) | — | 65.5K | 1 |