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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 | 1,353 |
| AS4837CN | CHINA169-Backbone - CHINA UNICOM China169 Backbone | 59.3M | 2,132 |
| AS9808CN | CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | 56.4M | 21,286 |
| AS4538CN | ERX-CERNET-BKB - China Education and Research Network Center | 42.7M | 5,956 |
| 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.
6,624 autonomous systems registered to China. Click an AS for detail.
| 20.4M |
| 850 |
| AS4812CN | CHINANET-SH-AP - China Telecom (Group) | 13.6M | 565 |
| AS4808CN | CHINA169-BJ - China Unicom Beijing Province Network | 13.3M | 2,106 |
| AS45090CN | TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited | 12.2M | 2,247 |
| AS45102CN | ALIBABA-CN-NET - Alibaba (US) Technology Co., Ltd. | 10.8M | 1,216 |
| AS56046CN | CMNET-Jiangsu-AP - China Mobile communications corporation | 7.9M | 5,203 |
| TNCNT - Tianjin new cloud network technology co., LTD |
| — |
| — |
| 0 |
| AS59010CN | UFNET - UnionFriend Network information service Co.,LTD | — | — | 0 |
| AS59020CN | CHINA-21VIANET - 21vianet(China) Inc. | — | — | 0 |
| AS59050CN | Cloud-ark - Beijing Cloud-Ark Technology Co.,Ltd. | — | — | 0 |
| AS59060CN | TZYUN-YN - Yunnan Tiancheng Technology Co., Ltd. | — | — | 0 |
| AS59065CN | PAYPALCN - PayPal Network Information Services (Shanghai) Co., Ltd. | — | — | 0 |
| AS59090CN | huitiannet - HUITIAN NETWORK TECHNOLOGY CO.,LTD | — | — | 0 |
| AS59224CN | ChinaNet-Zhejiang-Ningbo-MAN - CHINANET Zhejiang province Ningbo MAN network | — | — | 0 |
| AS63540CN | SD-CLOUD - Shandong Cloud Comb Culture CO.LTD | — | — | 0 |
| AS63545CN | SpeedyCloud - Beijing SpeedyCloud Technologies Co.,Ltd. | — | — | 0 |
| AS63547CN | CLOUDFABRIC - Zhongwei Cloud Fabric Network Technology Co.,Ltd. | — | — | 0 |
| AS63578CN | LTIDC - Guangdong LITONG Network Technology Limited | — | — | 0 |
| AS63616CN | GlobalUnicom - Beijing GlobalUnicom CO LTD | — | — | 0 |
| AS63644CN | CAHCNNET - Cardinal Health (China) Investment Co., Ltd. | — | — | 0 |
| AS63667CN | Vivodo - Vivodo Technology (Beijing) Co., LTD. | — | — | 0 |
| AS63678CN | XDCPLUSB - Jiangsu Cloud Ever Information Technology Co. Ltd. | — | — | 0 |
| AS63705CN | NJANLAI - Nanjing Anlai Xinxi Tongxin Jishu Youxian Gongsi | — | — | 0 |
| AS63816CN | CHINANET-Hubei-Jingmen-MAN - CHINANET Hubei province Jingmen network | — | — | 0 |
| AS63918CN | CNISP-AS-AP - CNISP-Union Technology (Beijing) Co., Ltd. | — | — | 0 |
| AS131523CN | SHPJNET - Shanghai pujv Communication Technology co., Ltd. | — | — | 0 |
| AS131527CN | AS131527-47 - China Internet Network Information Center | — | — | 0 |
| AS131529CN | AS131529-49 - China Internet Network Information Center | — | — | 0 |
| AS131545CN | WFTNET - Beijing Wafer New Century Information Technology Limited | — | — | 0 |
| AS131546CN | AS131546-66 - China Internet Network Information Center | — | — | 0 |
| AS132180CN | CHINATELECOM-Shandong-Zibo-MAN - Zibo | — | — | 0 |
| AS133373CN | CHINATELECOM-Shandong-Jinan-IDC - Jinan | — | — | 0 |
| AS133508CN | CERNEWTECH-BEIJING - CERNET New Technology Co., Ltd | — | — | 0 |
| AS133512CN | CERNEWTECH-ZHENGZHOU - CERNET New Technology Co., Ltd | — | — | 0 |
| AS133514CN | CERNEWTECH-GUANGZHOU - CERNET New Technology Co., Ltd | — | — | 0 |
| AS133518CN | CERNEWTECH-WUHAN - CERNET New Technology Co., Ltd | — | — | 0 |
| AS133519CN | CERNEWTECH-HANGZHOU - CERNET New Technology Co., Ltd | — | — | 0 |
| AS133550CN | SZITL-AS-AP - SHANGHAI ZHONGCHUAN INFORMATION TECHNOLOGY Ltd. | — | — | 0 |
| AS133562CN | ABITCOOL-MEMBER2-AS - aBitCool Broadband Beijing Inc. | — | — | 0 |
| AS133566CN | ABITCOOL-MEMBER6-AS - aBitCool Broadband Beijing Inc. | — | — | 0 |
| AS133575CN | ABITCOOL-MEMBER15-AS - aBitCool Broadband Beijing Inc. | — | — | 0 |
| AS134758CN | ChinaNet-Sichuan-Chengdu-MAN - CHINANET Sichuan province Chengdu MAN network | — | — | 0 |
| AS135040CN | DXTCL-AS-AP - Dongguan Xingxiu Technology Co., Ltd. | — | — | 0 |
| AS137229CN | HASW-AS-AP - Beijing Hua An Su Wei Network Technology Co.,Ltd. | — | — | 0 |
| AS137713CN | AS137713-5 - China Internet Network Information Center | — | — | 0 |
| AS137730CN | isurecloud - Beijing Yun Duan Zhi Du Technology Co., Ltd. | — | — | 0 |
| AS137738CN | AS137738-30 - China Internet Network Information Center | — | — | 0 |
| AS137761CN | ETIIR - ETIIR | — | — | 0 |
| AS137768CN | ALGOBLU - Algoblu Ltd. | — | — | 0 |
| AS137786CN | PLANI - Nanjing Plani Information Technology Co. Ltd. | — | — | 0 |
| AS137795CN | SULIAN-IDC002 - Hangzhou Sulian Information Technology Co.,ltd | — | — | 0 |
| AS137802CN | AGOTOZ - AgotoZ technologies (Beijing) corporation ltd. | — | — | 0 |
| AS139151CN | E-CHINALIFE - China Life Insurance Company Ltd. | — | — | 0 |