The report below shows ASNs assigned to Taiwan, ranked by the total number of IP addresses currently active on each network. Click on the ASN for full IP address information, whois details and more. You can also view our hosting report to see the networks ranked by how many domain names they host.
| ASN | Name | Num IPs |
|---|---|---|
| AS3462 | Data Communication Business Group | 12,273,408 |
| AS1659 | Taiwan Academic Network (TANet) Information Center | 6,004,480 |
| AS9924 | Taiwan Fixed Network, Telco and Network Service Provider. | 2,504,960 |
| AS9674 | Far EastTone Telecommunication Co., Ltd. | 1,982,464 |
| AS4780 | Digital United Inc. | 1,848,320 |
| AS17421 | Mobile Business Group | 1,703,936 |
| AS24158 | Taiwan Mobile Co., Ltd. | 1,492,224 |
| AS9416 | Hoshin Multimedia Center Inc. | 1,151,232 |
| AS7482 | Asia Pacific On-line Service Inc. | 987,648 |
| AS9919 | New Century InfoComm Tech Co., Ltd. | 728,064 |
| AS17709 | Asia Pacific Telecom | 698,368 |
| AS4782 | Data Communication Business Group | 413,696 |
| AS18182 | Sony Network Taiwan Limited | 385,024 |
| AS131596 | TBC | 345,088 |
| AS131591 | Ambit Microsystem Corporation | 280,832 |
| AS38841 | kbro CO. Ltd. | 271,616 |
| AS18049 | Taiwan Infrastructure Network Technologie | 258,048 |
| AS9676 | SaveCom Internation Inc. | 254,976 |
| AS24164 | YEONG JIA LEH CABLE TV CO., LTD. | 198,656 |
| AS9916 | National Chiao Tung University, | 196,608 |
| AS4662 | GCNet (Reach & Range Inc.) | 180,224 |
| AS17809 | VEE TIME CORP. | 180,224 |
| AS24157 | Taiwan Star Telecom Corporation Limited.(Former Vibo Telecom Inc.) | 165,888 |
| AS7539 | National Center for High-performance Computing | 154,112 |
| AS18042 | Koos Broadband Telecom | 123,136 |
| AS17408 | AboveNet Communication Taiwan Co.Ltd | 114,432 |
| AS18419 | DaDa Broadband LTD. | 92,416 |
| AS9264 | Academic Sinica Network | 90,112 |
| AS24154 | Asia Pacific Broadband Fixed Lines Co., Ltd. | 87,296 |
| AS17716 | National Taiwan University | 76,800 |
| AS18047 | National Tsing-Hua University | 73,728 |
| AS18422 | Industrial Technology Research Institute | 69,632 |
| AS38844 | National Taiwan Normal University | 66,304 |
| AS7535 | TISNET Technology Inc. | 65,536 |
| AS38845 | Fu Jen Catholic University | 65,536 |
| AS17713 | National Sun Yat-sen University | 65,536 |
| AS18420 | National Central University | 65,536 |
| AS17711 | National Dong Hwa University | 65,536 |
| AS24163 | UNION BROADBAND NETWORK | 65,536 |
| AS18046 | DongFong Technology Co. Ltd. | 59,136 |
| AS38851 | TNET Communication Inc. | 58,112 |
| AS9918 | KG Telecommunication Co., Ltd | 51,200 |
| AS38847 | National Chung Hsing University | 49,152 |
| AS7656 | Taiwan Network Access Point | 47,872 |
| AS4783 | SYSTEX CORPORATION | 45,056 |
| AS18429 | Extra-Lan Technologies Co., LTD | 43,008 |
| AS10126 | Taiwan Internet Gateway | 34,816 |
| AS131586 | New Century InfoComm Tech Co., Ltd. | 33,792 |
| AS9244 | Diyixian.com (TW) Limited | 30,720 |
| AS9216 | PUNET Taiwan | 28,672 |
| AS17420 | Acer CyberCenter Services, Inc. | 28,672 |
| AS131597 | New Changhua Digital Cable TV CO,.Ltd | 28,672 |
| AS18185 | NTCU | 25,600 |
| AS131584 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | 25,600 |
| AS10229 | Internet Content Provider | 25,600 |
| AS9505 | Taiwan Internet Gateway(TWGATE) | 22,784 |
| AS9311 | HITRON TECHNOLOGY INC. | 22,528 |
| AS7532 | DigiCentre Company Limited, | 21,248 |
| AS18418 | Taiwan IPv6 Development Program. | 20,480 |
| AS38848 | National Yang-Ming University | 20,480 |
| AS131607 | Digidom CableTV Co., LTD. | 19,712 |
| AS10085 | PEER WITH OVERSEA ISP | 16,640 |
| AS24165 | PHOENIX CATV CO.,LTD | 16,384 |
| AS7478 | Mackay Telecommunication Inc. | 16,384 |
| AS7710 | PRC Technology Co., Ltd. | 16,384 |
| AS10135 | EASPNET Inc. | 16,384 |
| AS24506 | YAHOO! TAIWAN | 14,080 |
| AS24167 | Academia Sinica Grid Computing Center | 13,824 |
| AS131142 | Asia Pacific On-Line Service Inc. | 13,568 |
| AS18413 | Great Taipei Broadband Company Ltd. | 12,288 |
| AS38843 | PUMO NETWORK DIGITAL TECHNOLOGY CO.,LTD | 11,520 |
| AS24155 | Asia Pacific Broadband Wireless Communications Inc | 8,448 |
| AS18411 | EDT Network Services Limited Co,Ltd. | 8,192 |
| AS9671 | Trade-Van Informaiton Services Co. | 8,192 |
| AS4845 | Chung Hsiao East Road | 8,192 |
| AS17416 | DWINS Digital Service Corp., | 8,192 |
| AS59268 | QLINKS | 6,656 |
| AS131150 | Education Bureau, Kaohsiung City Government, Taiwan | 6,656 |
| AS45250 | Vocom International Telecommunication Inc. | 6,400 |
| AS9346 | Cynex Communications Corporation | 6,400 |
| AS132157 | TNET-CO-LTD | 6,144 |
| AS18183 | National Center for Research on Earthquake Engineering | 5,120 |
| AS9680 | HiNet Service Center in U.S.A | 4,608 |
| AS38797 | Internet Service Provider. Taiwan | 4,352 |
| AS18040 | Mobitai ISP Network Information Center | 4,096 |
| AS18415 | B-WIZ Technology | 4,096 |
| AS17710 | President Information Corp. | 4,096 |
| AS18179 | MiTAC Inc. | 4,096 |
| AS18424 | CHWBN | 4,096 |
| AS131149 | Yuan-Jhen Info., Co., Ltd | 4,096 |
| AS18181 | National Health Research Institutes | 4,096 |
| AS24160 | Chi Mei Corporation | 4,096 |
| AS18045 | SinoPac Holdings Corporate Network | 3,584 |
| AS135387 | Magna Hosting Ltd | 3,328 |
| AS24168 | Cloudmax Inc. | 3,072 |
| AS134823 | Sky Digital Co., Ltd. | 2,816 |
| AS134094 | Serverfield Ltd. | 2,304 |
| AS134522 | HostingInside LTD. | 2,304 |
| AS131600 | Chief Telecom Inc. | 2,304 |
| AS131601 | Dynamic Computing Technology | 2,304 |
| AS131603 | Worldstar Network | 2,304 |
| AS136756 | Chen Xiang International Co., Ltd. | 2,048 |
| AS45504 | Kingspeed Int'l Inc. | 2,048 |
| AS45599 | Equantech Corporation | 2,048 |
| AS4781 | PAGIC.net , INC. | 2,048 |
| AS18426 | National Applied Research Laboratories | 2,048 |
| AS131143 | Chinatrust Commercial Bank | 2,048 |
| AS136462 | Mootech Asia | 1,792 |
| AS17714 | Chunghwa Telecom Co. , Ltd. | 1,792 |
| AS17651 | AboveNet Communication Taiwan Co.Ltd | 1,792 |
| AS38385 | Aldford Network Solutions Limted | 1,536 |
| AS38837 | AION TECHNOLOGIES Inc. | 1,280 |
| AS133158 | WELL-POWER Tech Corp | 1,280 |
| AS131613 | Shin Cheng of Digital Co., Ltd. | 1,024 |
| AS131164 | Sinotech Int | 1,024 |
| AS55789 | TWIDC | 1,024 |
| AS131148 | Bank Of Taiwan | 1,024 |
| AS131144 | ASUSTek COMPUTER INC. | 1,024 |
| AS38850 | Taiwan International Gateway Corporation | 1,024 |
| AS131599 | Wistron Corporation | 1,024 |
| AS131590 | Taiwan Cooperative Bank | 1,024 |
| AS131605 | Inventec Besta CO.,LTD | 1,024 |
| AS131609 | Taiwan Envirotech Development Corp. | 1,024 |
| AS131589 | Foxconn Technology Group | 1,024 |
| AS131587 | Mega International Commercial Bank | 1,024 |
| AS131593 | PEGATRON | 1,024 |
| AS131588 | Financial Information Service Co., Ltd. | 768 |
| AS9831 | UNIGATE | 768 |
| AS59234 | AUSTRALIA AND NEW ZEALAND BANKING GROUP LIMITED | 512 |
| AS10133 | Chief Telecom Network Consulter | 512 |
| AS131619 | Jigentec CO. LTD. | 512 |
| AS132012 | Winspeed Group International Limited | 512 |
| AS137186 | XiaoMa Technology Co., Ltd. | 512 |
| AS18421 | Taishin International Bank | 512 |
| AS24169 | Chuan Chan Co. Ltd. | 512 |
| AS45592 | Simex Limited | 512 |
| AS7533 | Neto Corporation | 256 |
| AS133089 | Qualcomm Inc | 256 |
| AS23712 | Internet Systems Consortium, Inc. | 256 |
| AS131273 | HiMORE Digital | 256 |
| AS131610 | Anson Network Limited (Taiwan) | 256 |
| AS131618 | Carl International Information ltd. | 256 |
| AS131606 | Chief Telecom Inc. | 256 |
| AS18427 | PChome Online | 0 |
| AS18428 | China United Telecom Corp | 0 |
| AS18184 | TWIX IPv6 Service Network.(TWIXv6), | 0 |
| AS23675 | Taiwan Semiconductor Manufactoring Company, Ltd. | 0 |
| AS24031 | Internet Content Provider | 0 |
| AS24096 | Metlife Taiwan Taipei Office Multihomed | 0 |
| AS24153 | Digicell Entertainment Co., Ltd | 0 |
| AS18180 | All Chinese Internet Inc. | 0 |
| AS18178 | RM D&E, 16F Hung-tai Century tower | 0 |
| AS24156 | Sony Taiwan Limited | 0 |
| AS18177 | National Cheng Kung University | 0 |
| AS18048 | Cyberterra Corporation, | 0 |
| AS24159 | Tong Ya Cable T.V. Co.Ltd | 0 |
| AS18044 | King-Net Info. Tech. Co., Ltd. | 0 |
| AS24161 | Simple InfoComm Co., Ltd. | 0 |
| AS24162 | Lanwin Communication Co. Ltd | 0 |
| AS18043 | GETOP Automatic System Inc. | 0 |
| AS18041 | Chicom Information Corp. | 0 |
| AS17718 | THIS | 0 |
| AS24166 | Grand Tainan Technology Co.Ltd. | 0 |
| AS17717 | Ministry of Education Computer Center Taipei, Taiwan | 0 |
| AS17715 | ChungHwa Telecom. Co. Telecommunication Lab. | 0 |
| AS9923 | Emphasis Networks Inc. | 0 |
| AS24170 | New Century InfoComm Tech. Co., Ltd. | 0 |
| AS24171 | FIRST INTERNATIONAL TELECOM CORP. | 0 |
| AS24172 | Lin Chein Technology Co. Ltd. | 0 |
| AS24235 | CHIEF Telecom Inc. | 0 |
| AS17712 | National Chung Cheng University | 0 |
| AS1769 | SEEDNet Service Center | 0 |
| AS38045 | Yahoo! Inc. Corp Network | 0 |
| AS38187 | Gamania Digital Entertainment Co., Ltd. | 0 |
| AS1768 | Institute for Information Industry, Taiwan, ROC | 0 |
| AS17502 | Academia Sinica Computing Center | 0 |
| AS17422 | PACIFIC COMPUTER SYSTEMS INC. | 0 |
| AS38838 | KE-ing Co , Ltd | 0 |
| AS38839 | Tatung InfoComm Co., Ltd. | 0 |
| AS38840 | VMAX Telecom Co., Ltd | 0 |
| AS17419 | HiNet IPv6 Service Network., | 0 |
| AS38842 | Global Mobile Corp. | 0 |
| AS17418 | TRANSASIA INFORMATION SERVICES INC. | 0 |
| AS17417 | Diyixian.COM (TW) Ltd. | 0 |
| AS17415 | Trans World Communication Co., Ltd. | 0 |
| AS38846 | Taiwan Network Information Center | 0 |
| AS17414 | Suio Inc., ADSL Internet Service Provider, | 0 |
| AS17413 | GRADE Technology CO., Ltd. | 0 |
| AS38849 | Shu-Te University, | 0 |
| AS137524 | EXPERT WEB SERVICE CO., LTD. | 0 |
| AS137015 | MOZ 2008 Corporation | 0 |
| AS38852 | AS38852 | 0 |
| AS38853 | AS38853 | 0 |
| AS38854 | AS38854 | 0 |
| AS38855 | AS38855 | 0 |
| AS38856 | AS38856 | 0 |
| AS45930 | Neurv | 0 |
| AS45125 | Sunbridge Worldwide Ltd | 0 |
| AS136816 | Sheng You Co., Ltd. | 0 |
| AS136444 | CHT Security International Co., Limited | 0 |
| AS11467 | Universal Network Technology | 0 |
| AS136378 | TWT Communication lnc | 0 |
| AS4636 | Taiwan Fixed Network Co., LTD. | 0 |
| AS135631 | Fast Distributed Cloud Computing-Technology Co., Ltd. | 0 |
| AS4747 | TTN ASN merged by TFN | 0 |
| AS135596 | HanStrong Online Services | 0 |
| AS135561 | Ci Yuan Technology Co., Limited | 0 |
| AS133375 | CHUAN KAI INTERNATIONAL CO., LTD | 0 |
| AS132738 | Shih-Hsin Cable Television Corporation | 0 |
| AS55576 | Gamania Digital Entertainment Co., Ltd. | 0 |
| AS132737 | NetWave CATV Corporation | 0 |
| AS56179 | Symphox Information Co., LTd. | 0 |
| AS131622 | Bearspace Technology Co., Ltd. | 0 |
| AS58873 | 10F. | 0 |
| AS131621 | Taiwan Network Information Center | 0 |
| AS63891 | AS63891 | 0 |
| AS63892 | AS63892 | 0 |
| AS63893 | AS63893 | 0 |
| AS63894 | AS63894 | 0 |
| AS63895 | AS63895 | 0 |
| AS63896 | AS63896 | 0 |
| AS63897 | AS63897 | 0 |
| AS63898 | AS63898 | 0 |
| AS63899 | AS63899 | 0 |
| AS63900 | AS63900 | 0 |
| AS63901 | AS63901 | 0 |
| AS63902 | AS63902 | 0 |
| AS63903 | AS63903 | 0 |
| AS63904 | AS63904 | 0 |
| AS63905 | AS63905 | 0 |
| AS63906 | AS63906 | 0 |
| AS63907 | AS63907 | 0 |
| AS63908 | AS63908 | 0 |
| AS63909 | AS63909 | 0 |
| AS63910 | AS63910 | 0 |
| AS63929 | TWT Network Technology Inc. | 0 |
| AS131620 | SERVCOMPUTING INC | 0 |
| AS7480 | Timenet International Corp. | 0 |
| AS7481 | Data Communication Business Group | 0 |
| AS7483 | Hongkong Telecom Ltd., Taiwan Branch Office | 0 |
| AS131617 | CENTROID-NET | 0 |
| AS131616 | Chief Telecom Inc. | 0 |
| AS7534 | NEW SILKERA NETWORK | 0 |
| AS7536 | WonderNet International Corporation | 0 |
| AS7537 | Price Waterhouse Taiwan | 0 |
| AS7538 | Seeder Computer Corporation LTD. | 0 |
| AS131615 | Chief Telecom Inc. | 0 |
| AS7541 | FIC Network Service, INC. | 0 |
| AS7618 | Orange Business | 0 |
| AS7649 | Nap Communication Inc. | 0 |
| AS7655 | Taiwan Network Access Point | 0 |
| AS131614 | Taiwan Mobile Co., Ltd. | 0 |
| AS7708 | Taiwan Network Access Point | 0 |
| AS7709 | Taiwan Network Access Point | 0 |
| AS131611 | San Da Cable TV Co., Ltd. | 0 |
| AS7711 | Taiwan Network Access Point | 0 |
| AS131608 | Chief Telecom Inc. | 0 |
| AS131604 | Chaoyu Internetwork lnternational Corp | 0 |
| AS131602 | Hsin Yeong An Cable TV Co., Ltd. | 0 |
| AS9415 | ETWebs Taiwan Co. Ltd. | 0 |
| AS131612 | Internet Dept., Data Communication Group of CHT Ltd. | 0 |
| AS131598 | CHTD, Chunghwa Telecom Co.,Ltd. | 0 |
| AS9539 | Hoshin Multimedia Center Inc. | 0 |
| AS131595 | Kingston Technology Fareast Corp. | 0 |
| AS131594 | Asia Pacific On-Line Service Inc. | 0 |
| AS131592 | TWT Communication Inc. | 0 |
| AS9675 | Internet Service Provider | 0 |
| AS9677 | Taiwan Telnet Corporation | 0 |
| AS9678 | Taiwan Internet Peering Organization | 0 |
| AS9679 | IONET Taiwan Co., Ltd. | 0 |
| AS131585 | PUMO NETWORK DIGITAL TECHNOLOGY CO.,LTD | 0 |
| AS9681 | National Broadband Experiment Network, sponsored by NSC, TAIWAN | 0 |
| AS9915 | Dome Digital Communications, | 0 |
| AS131151 | nctaiwan.co.ltd | 0 |
| AS9917 | NETPOLY Telecom Inc., | 0 |
| AS131146 | Chang Gung University | 0 |
| AS131145 | e-MAX NETWORK CORP. | 0 |
| AS9920 | Atlas Internet & Life International, Inc. | 0 |
| AS9921 | PCCW Hongkong Telecom Ltd., Taiwan Branch. | 0 |
| AS18417 | Taiwan Network Information Center | 0 |
| AS18416 | Genmart Tech. Co. lmt. | 0 |
| AS18412 | Far EastTone Telecommunication Co., Ltd. | 0 |
| AS18414 | National Center for High-performance Computing | 0 |
| AS9922 | WorldCom Taiwan Co., Ltd. | 0 |
| AS18410 | 104 Information Technology Co., Ltd. | 0 |
| AS18423 | Yuanghong MultiMedia Technology Co. Ltd. | 0 |
| AS18217 | ASCC | 0 |
| AS18425 | NTT Taiwan Ltd. | 0 |
| AS18186 | YAW JENQ TECHNOLOGY CORPORATION | 0 |
Details
Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.
This page shows ASNs for Taiwan. See the global ASN report for network, IP address information and whois details for other countries.