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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 |
| AS142727-78 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS146645CN | AS146645-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142995CN | AS142995-346 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143623CN | AS143623-460 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144945CN | AS144945-248 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143778CN | AS143778-105 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145966CN | AS145966-245 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS153186CN | XUJIAYOU-AS-AP - Xu Jiayou | — | 5 | 5 |
| AS143117CN | AS143117-468 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145719CN | AS145719-510 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145228CN | AS145228-19 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142876CN | AS142876-227 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145755CN | AS145755-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS135674CN | KANONETWORK-AS-JP - Kano Network | — | 16 | 1 |
| AS143516CN | AS143516-353 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145317CN | AS145317-108 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145109CN | AS145109-412 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143168CN | AS143168-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145204CN | AS145204-507 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145100CN | AS145100-403 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145523CN | AS145523-314 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143266CN | AS143266-103 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144347CN | AS144347-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144475CN | AS144475-290 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143016CN | AS143016-367 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146026CN | AS146026-305 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145722CN | AS145722-1 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142989CN | AS142989-340 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142081CN | AS142081-15 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS144683CN | AS144683-498 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145386CN | AS145386-177 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146315CN | AS146315-82 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145868CN | AS145868-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142760CN | AS142760-111 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144463CN | AS144463-278 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146585CN | AS146585-352 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146490CN | AS146490-257 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145058CN | AS145058-361 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146121CN | AS146121-400 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145892CN | AS145892-171 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142885CN | AS142885-236 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145371CN | AS145371-162 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143111CN | AS143111-462 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143281CN | AS143281-118 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143543CN | AS143543-380 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143373CN | AS143373-210 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS151430CN | AS151430-8 - Future Internet Technology Infrastructure (FITI) | — | 1 | 1 |