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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 |
| AS145961-240 - China Education and Research Network (CERNET) |
| — |
| 65.5K |
| 1 |
| AS144621CN | AS144621-436 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145565CN | AS145565-356 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS24360CN | CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou University | — | 327.9K | 207 |
| AS144443CN | AS144443-258 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144118CN | AS144118-445 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146360CN | AS146360-127 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146741CN | AS146741-508 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142683CN | AS142683-34 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS140370CN | CHINATELECOM-HUNAN-CHENZHOU-5G-NETWORK - CHINATELECOM Hunan province Chenzhou 5G network | — | 3 | 3 |
| AS143663CN | AS143663-500 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS136535CN | HRBM27-AS-AP - Yang Mengqi | — | 260 | 5 |
| AS142796CN | AS142796-147 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS143088CN | AS143088-439 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145574CN | AS145574-365 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS146676CN | AS146676-443 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145753CN | AS145753-32 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS144910CN | AS144910-213 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS142826CN | AS142826-177 - China Education and Research Network (CERNET) | — | 65.5K | 1 |
| AS145038CN | AS145038-341 - 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 |
| AS45567CN | CERNET2-SCUT6-AS-AP - SCUT IPv6 Campus Network | — | — | 0 |
| AS55979CN | BJWMYK - BeiJing WeiMengYunKuo Technology Co.Ltd. | — | — | 0 |