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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 | 59.3M | 2,150 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.6M | 21,409 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.8M | 5,062 |
| 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.
6,627 autonomous systems registered to China. Click an AS for detail.
| 20.8M |
| 860 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 579 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,120 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.3M | 2,253 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 11.2M | 1,317 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,281 |
| AS144221-36 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144688CN | AS144688-503 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146219CN | AS146219-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144432CN | AS144432-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145817CN | AS145817-96 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145808CN | AS145808-87 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS206315CN | SHUCHENG Shucheng Li | — | 256 | 1 |
| AS144337CN | AS144337-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144450CN | AS144450-265 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146332CN | AS146332-99 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145802CN | AS145802-81 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145412CN | AS145412-203 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143057CN | AS143057-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143203CN | AS143203-40 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144429CN | AS144429-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145129CN | AS145129-432 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144727CN | AS144727-30 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142777CN | AS142777-128 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146025CN | AS146025-304 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143063CN | AS143063-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144230CN | AS144230-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144581CN | AS144581-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146207CN | AS146207-486 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143718CN | AS143718-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143021CN | AS143021-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144879CN | AS144879-182 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143024CN | AS143024-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144989CN | AS144989-292 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144048CN | AS144048-375 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142756CN | AS142756-107 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143807CN | AS143807-134 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145022CN | AS145022-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144492CN | AS144492-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142101CN | AS142101-35 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145134CN | AS145134-437 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143706CN | AS143706-33 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS205532CN | DREAMRY Zichao Heng | — | 18 | 3 |
| AS142744CN | AS142744-95 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142976CN | AS142976-327 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146454CN | AS146454-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145489CN | AS145489-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146278CN | AS146278-45 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144203CN | AS144203-18 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143518CN | AS143518-355 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145430CN | AS145430-221 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142080CN | AS142080-14 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143301CN | AS143301-138 - China Education and Research Network (CERNET) | — | 65.5K | 1 |