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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 |
| CHINATELECOM-JIANGSU-YANGZHOU-5G-NETWORK - CHINATELECOM Jiangsu provinceYangzhou 5G network |
| — |
| 192 |
| 3 |
| AS146421CN | AS146421-188 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146195CN | AS146195-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144593CN | AS144593-408 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140297CN | CHINATELECOM-JIANGSU-XUZHOU-5G-NETWORK - CHINATELECOM Jiangsu province Xuzhou 5G network | — | 192 | 3 |
| AS216173CN | ULAYER-AS Guozhen Liu | — | 1 | 1 |
| AS145605CN | AS145605-396 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144337CN | AS144337-152 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146123CN | AS146123-402 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146603CN | AS146603-370 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146653CN | AS146653-420 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142738CN | AS142738-89 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145998CN | AS145998-277 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146296CN | AS146296-63 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143542CN | AS143542-379 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144739CN | AS144739-42 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144167CN | AS144167-494 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145162CN | AS145162-465 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143149CN | AS143149-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142083CN | AS142083-17 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS143637CN | AS143637-474 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145534CN | AS145534-325 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143536CN | AS143536-373 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144087CN | AS144087-414 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143414CN | AS143414-251 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144084CN | AS144084-411 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145370CN | AS145370-161 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144697CN | AS144697-512 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146451CN | AS146451-218 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146683CN | AS146683-450 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145489CN | AS145489-280 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143658CN | AS143658-495 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143697CN | AS143697-24 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143917CN | AS143917-244 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144492CN | AS144492-307 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144828CN | AS144828-131 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145647CN | AS145647-438 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142935CN | AS142935-286 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146427CN | AS146427-194 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144432CN | AS144432-247 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144763CN | AS144763-66 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145120CN | AS145120-423 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146388CN | AS146388-155 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145424CN | AS145424-215 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS200545CN | QUANHAO-AS Liu Quanhao | — | 256 | 1 |
| AS143021CN | AS143021-372 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142932CN | AS142932-283 - China Education and Research Network (CERNET) | — | 65.5K | 1 |