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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 | 2,151 |
| 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 | 2,111 |
| 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 |
| AS144419-234 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS200809CN | KURAL QUN LIN | — | 3 | 3 |
| AS142088CN | AS142088-22 - China Education and Research Network (CERNET) | — | 1 | 1 |
| AS145232CN | AS145232-23 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146146CN | AS146146-425 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144246CN | AS144246-61 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146491CN | AS146491-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145449CN | AS145449-240 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145083CN | AS145083-386 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145726CN | AS145726-5 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144550CN | AS144550-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146277CN | AS146277-44 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142984CN | AS142984-335 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146586CN | AS146586-353 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS45275CN | ZPARKNET-AS-AP - BII Group Holding Ltd. | — | 5 | 5 |
| AS143192CN | AS143192-29 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145074CN | AS145074-377 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS203655CN | ZHIWENSUN zhiwensun | — | 36 | 6 |
| AS146229CN | AS146229-508 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145547CN | AS145547-338 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145190CN | AS145190-493 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145619CN | AS145619-410 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS7548CN | CEIHN-NET-AP - The hainan regional network of CEInet | — | — | 0 |
| AS9391CN | UNSPECIFIED - GUANGDONG HIGHWAY BROADBAND NETWORK SERVICE CENTE | — | — | 0 |
| AS9819CN | WSNET - Beijing Teletron Telecom Engineering Co., Ltd. | — | — | 0 |
| AS17620CN | CNCGROUP-BJ - CNCGROUP IP network of Beijing region MAN network | — | — | 0 |
| AS17967CN | CNNIC - CNNIC | — | — | 0 |
| AS23843CN | BTDC - Beijing Telecom Development Co.BJ 95795 Dept | — | — | 0 |
| AS23924CN | CLOUD-ARK-AS - Beijing Cloud-Ark Technology Co.,Ltd. | — | — | 0 |
| AS24133CN | CHINA-21VIANET - 21vianet(China) Inc. | — | — | 0 |
| AS24140CN | CHINA-21VIANET-AP - 21VIANET(CHINA),INC | — | — | 0 |
| AS24152CN | CNIC-IPv6Testbed-AP - Computer Network Information Center of | — | — | 0 |
| AS24423CN | FJGDWL - No. 207 Hualin Road, Fuzhou, Fujian, China | — | — | 0 |
| AS37943CN | CNNIC-GIANT - ZhengZhou GIANT Computer Network Technology Co., Ltd | — | — | 0 |
| AS37960CN | TrueStarNET - No.777 West GuangZhong Road, Shanghai, China | — | — | 0 |
| AS37967CN | CNISP-UNION - CNISP-Union Technology (Beijing) Co., Ltd | — | — | 0 |
| AS38035CN | CNGI-SHIX-AS-AP - CNGI Shanghai IPv6 Internet Exchange Center | — | — | 0 |
| AS38338CN | BJ-GUANGHUAN-AP - Beijing Guanghuan Xinwang Digital | — | — | 0 |
| AS38363CN | HighwayNet - Floor 9,Hua Sheng Building No.1 Lane 519 Ao Men Road,Shanghai | — | — | 0 |
| AS38372CN | DREAMGO - Foshan Tongyuan Intelligent Technology Co., Ltd | — | — | 0 |
| AS38376CN | AS38376-42 - CNNIC ASN block | — | — | 0 |
| AS45064CN | ZSPNET - BEIJING ZHONGGUANCUN SOFTWARE PARK DEVELOPMENT CO.,Ltd. | — | — | 0 |
| AS45066CN | ZIHAI-CHINA - Nanjing Zihai Data Co.,Ltd | — | — | 0 |
| AS45069CN | CNNIC-CTTSDNET-AP - china tietong Shandong net | — | — | 0 |
| AS45076CN | Baidu - Beijing Baidu Netcom Science and Technology Co., Ltd. | — | — | 0 |
| AS45086CN | YOVOLE - Shanghai Yovole Networks Inc. | — | — | 0 |
| AS45109CN | MQEP - MAOQIN Electric Power | — | — | 0 |