Country
China
Autonomous systems registered in China, largest IPv4 address space first.
Routed networks
5,184
of 6,626 registered
IPv4 addresses
451M
74,125 prefixes
IPv6 prefixes
39,490
CN
Networks
| AS | Network | IPv4 addresses | IPv4 prefixes | IPv6 prefixes | Upstreams | Downstreams |
|---|---|---|---|---|---|---|
| AS4134 | No.31,Jin-rong Street | 112M | 2,235 | 632 | 31 | 167 |
| AS4837 | CHINA UNICOM China169 Backbone | 59.34M | 1,515 | 651 | 31 | 94 |
| AS9808 | China Mobile Communications Group Co., Ltd. | 56.61M | 14,220 | 7,194 | 4 | 53 |
| AS4538 | China Education and Research Network Center | 42.96M | 5,160 | 10 | 22 | 21 |
| AS37963 | Hangzhou Alibaba Advertising Co.,Ltd. | 20.45M | 822 | 126 | 17 | 0 |
| AS4808 | China Unicom Beijing Province Network | 13.99M | 1,527 | 933 | 2 | 83 |
| AS4812 | China Telecom (Group) | 13.65M | 495 | 99 | 2 | 46 |
| AS45090 | Shenzhen Tencent Computer Systems Company Limited | 12.30M | 2,252 | 47 | 17 | 0 |
| AS45102 | Alibaba (US) Technology Co., Ltd. | 11.13M | 1,162 | 119 | 75 | 1 |
| AS56046 | China Mobile communications corporation | 7.98M | 3,757 | 1,597 | 2 | 8 |
| AS56041 | China Mobile communications corporation | 5.42M | 2,213 | 2,312 | 1 | 5 |
| AS4847 | China Networks Inter-Exchange | 4.77M | 878 | 11 | 2 | 63 |
| AS24445 | Henan Mobile Communications Co.,Ltd | 4.62M | 934 | 585 | 1 | 0 |
| AS24444 | Shandong Mobile Communication Company Limited | 4.34M | 1,163 | 476 | 1 | 4 |
| AS17816 | China Unicom IP network China169 Guangdong province | 3.77M | 117 | 49 | 2 | 0 |
| AS56045 | China Mobile communications corporation | 3.34M | 961 | 326 | 1 | 0 |
| AS9394 | China TieTong Telecommunications Corporation | 3.33M | 81 | 0 | 3 | 2 |
| AS23724 | IDC, China Telecommunications Corporation | 3.30M | 846 | 88 | 2 | 14 |
| AS132203 | Tencent Building, Kejizhongyi Avenue | 2.71M | 1,135 | 25 | 69 | 2 |
| AS56040 | China Mobile communications corporation | 2.56M | 565 | 157 | 1 | 23 |
| AS17429 | BEIJING GEHUA CATV NETWORK CO.LTD | 2.24M | 119 | 7 | 4 | 0 |
| AS56048 | China Mobile Communicaitons Corporation | 2.20M | 733 | 99 | 1 | 48 |
| AS9812 | Oriental Cable Network Co., Ltd. | 2.12M | 138 | 8 | 3 | 1 |
| AS56044 | China Mobile communications corporation | 1.96M | 399 | 1,253 | 1 | 2 |
| AS24138 | China TieTong Telecommunications Corporation | 1.80M | 262 | 0 | 2 | 8 |
| AS137266 | CHINATELECOM Hubei province Wuhan 5G network | 1.76M | 186 | 0 | 1 | 0 |
| AS140292 | CHINATELECOM Jiangsu province Suzhou 5G network | 1.66M | 3,237 | 614 | 2 | 0 |
| AS56047 | China Mobile communications corporation | 1.64M | 1,755 | 725 | 1 | 1 |
| AS55990 | Huawei Cloud Service data center | 1.63M | 394 | 20 | 14 | 0 |
| AS24547 | Hebei Mobile Communication Company Limited | 1.44M | 976 | 2,126 | 1 | 0 |
| AS17621 | China Unicom Shanghai network | 1.30M | 397 | 424 | 2 | 45 |
| AS17622 | China Unicom Guangzhou network | 1.23M | 467 | 1,977 | 2 | 4 |
| AS4811 | China Telecom (Group) | 1.19M | 1,518 | 97 | 2 | 12 |
| AS58593 | Shanghai Blue Cloud Technology Co.,Ltd | 1.17M | 37 | 4 | 5 | 0 |
| AS17638 | ASN for TIANJIN Provincial Net of CT | 1.16M | 521 | 19 | 1 | 1 |
| AS17962 | ShenZhen Topway Video Communication Co. Ltd | 1.14M | 29 | 6 | 4 | 0 |
| AS24400 | Shanghai Mobile Communications Co.,Ltd. | 1.13M | 541 | 602 | 1 | 37 |
| AS7497 | Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | 1.12M | 467 | 168 | 13 | 5 |
| AS24139 | Huashu media&Network Limited | 1.06M | 80 | 11 | 2 | 1 |
| AS132525 | HeiLongJiang Mobile Communication Company Limited | 934K | 581 | 193 | 1 | 1 |
| AS9929 | CHINA UNICOM Industrial Internet Backbone | 896K | 249 | 147 | 9 | 12 |
| AS56042 | China Mobile communications corporation | 875K | 217 | 123 | 1 | 0 |
| AS24357 | CERNET2 IX at South China University of Technology | 852K | 13 | 1 | 2 | 1 |
| AS140061 | Qinghai Telecom | 835K | 693 | 51 | 2 | 1 |
| AS24364 | CERNET2 IX at Shanghai Jiaotong University | 721K | 11 | 1 | 2 | 1 |
| AS137718 | Beijing Volcano Engine Technology Co., Ltd. | 703K | 333 | 5 | 12 | 0 |
| AS17623 | China Unicom Shenzen network | 690K | 813 | 459 | 2 | 4 |
| AS134810 | China Mobile Group JiLin communications corporation | 654K | 344 | 127 | 1 | 1 |
| AS38019 | tianjin Mobile Communication Company Limited | 645K | 352 | 81 | 1 | 2 |
| AS38365 | Beijing Baidu Netcom Science and Technology Co., Ltd. | 625K | 144 | 12 | 9 | 0 |
| AS4809 | China Telecom Next Generation Carrier Network | 609K | 239 | 193 | 20 | 39 |
| AS9308 | Abitcool(China) Inc. | 603K | 93 | 0 | 4 | 0 |
| AS23771 | SXBCTV ,Internet Service Provider, | 573K | 17 | 1 | 3 | 0 |
| AS58519 | Cloud Computing Corporation | 566K | 262 | 12 | 2 | 0 |
| AS24348 | CERNET2 IX at Tsinghua University | 541K | 10 | 37 | 2 | 5 |
| AS9802 | Abitcool(China) Inc. | 521K | 72 | 0 | 1 | 0 |
| AS136199 | CHINANET Guangdong province Yuedong MAN network | 494K | 119 | 2 | 1 | 0 |
| AS55960 | Beijing Guanghuan Xinwang Digital | 468K | 47 | 34 | 3 | 0 |
| AS17968 | Daqing zhongji petroleum telecommunication construction limited cpmpany | 438K | 45 | 17 | 1 | 0 |
| AS140293 | CHINATELECOM Jiangsu province Changzhou 5G network | 434K | 1,128 | 10 | 2 | 0 |
| AS58461 | No.288,Fu-chun Road | 375K | 366 | 0 | 1 | 6 |
| AS135629 | Ningxia West Cloud Data Technology Co.Ltd. | 359K | 45 | 29 | 3 | 0 |
| AS38283 | CHINANET SiChuan Telecom Internet Data Center | 351K | 525 | 54 | 1 | 8 |
| AS58834 | Guangdong Cable Corporation Limited | 343K | 47 | 1 | 3 | 0 |
| AS140308 | CHINATELECOM Guangdong province Zhuhai 5G network | 334K | 117 | 3 | 2 | 0 |
| AS140318 | CHINATELECOM Guangdong province Heyuan 5G network | 326K | 103 | 6 | 2 | 0 |
| AS131285 | CHINATELECOM Hubei province Shengji 5G network | 288K | 12 | 26 | 2 | 13 |
| AS133119 | China Unicom IP network | 286K | 67 | 8 | 1 | 2 |
| AS18118 | CITIC Networks Management Co.,Ltd. | 275K | 37 | 0 | 3 | 0 |
| AS23844 | Beijing Guanghuan Xinwang Digital | 268K | 63 | 5 | 5 | 0 |
| AS136958 | China Unicom Guangdong IP network | 267K | 460 | 966 | 1 | 9 |
| AS58466 | CHINANET Guangdong province network | 264K | 204 | 31 | 1 | 9 |
| AS24358 | CERNET2 IX at Huazhong University of Science and Technology | 262K | 4 | 130 | 2 | 0 |
| AS134774 | CHINANET Guangdong province Shenzhen MAN network | 260K | 61 | 768 | 2 | 5 |
| AS140319 | CHINATELECOM Guangdong province Qingyuan 5G network | 258K | 93 | 6 | 2 | 0 |
| AS63835 | No.293,Wanbao Avenue | 248K | 262 | 27 | 1 | 1 |
| AS4835 | China Telecom (Group) | 245K | 71 | 15 | 1 | 0 |
| AS140309 | CHINATELECOM Guangdong province Zhongshan 5G network | 235K | 89 | 6 | 2 | 0 |
| AS17969 | ChongQing Broadcast & TV Transfer Network Co. Ltd | 231K | 95 | 0 | 1 | 1 |
| AS134762 | CHINANET Liaoning province Dalian MAN network | 228K | 52 | 32 | 1 | 0 |
| AS140320 | CHINATELECOM Guangdong province Shanwei 5G network | 228K | 66 | 6 | 2 | 0 |
| AS140311 | CHINATELECOM Guangdong province Jiangmen 5G network | 216K | 61 | 6 | 2 | 0 |
| AS133774 | Fuzhou | 211K | 250 | 24 | 1 | 1 |
| AS134768 | CHINANET SHAANXI province Cloud Base network | 206K | 88 | 39 | 1 | 10 |
| AS24349 | CERNET2 IX at Peking University | 197K | 4 | 63 | 2 | 0 |
| AS59019 | Beijing Kingsoft Cloud Internet Technology Co., Ltd | 194K | 51 | 25 | 8 | 0 |
| AS138421 | China Unicom | 191K | 254 | 40 | 1 | 3 |
| AS24429 | Zhejiang Taobao Network Co.,Ltd | 185K | 645 | 299 | 138 | 7 |
| AS134420 | Chongqing Telecom | 182K | 185 | 18 | 1 | 1 |
| AS45083 | China UNICOM, Beijing Branch | 181K | 52 | 0 | 1 | 0 |
| AS58563 | CHINANET Hubei province network | 181K | 175 | 33 | 1 | 2 |
| AS9389 | BEIJING SHENZHOU GREATWALL COMMUNICATION | 180K | 35 | 1 | 2 | 0 |
| AS45062 | NetEase Building No.16 Ke Yun Road, | 173K | 138 | 3 | 2 | 0 |
| AS9811 | Development & Research Center of State Council Net. | 169K | 38 | 0 | 2 | 0 |
| AS135061 | China Unicom Guangdong IP network | 168K | 254 | 183 | 1 | 2 |
| AS136188 | NINGBO, ZHEJIANG Province, P.R.China. | 161K | 86 | 5 | 1 | 0 |
| AS17897 | asn for Heilongjiang Provincial Net of CT | 161K | 16 | 9 | 1 | 0 |
| AS9814 | Beijing FibrLINK Networks Co.,Ltd. | 159K | 137 | 0 | 5 | 1 |
| AS131486 | Beijing Jingdong 360 Degree E-commerce Co., Ltd. | 152K | 9 | 0 | 3 | 0 |
| AS140726 | UNICOM AnHui province network | 150K | 127 | 231 | 2 | 3 |
Registration country comes from the regional registries' delegation files. A network registered here may announce space used anywhere.