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. | 2,505,216 |
| AS9674 | Far EastTone Telecommunication Co., Ltd. | 1,982,464 |
| AS4780 | Digital United Inc. | 1,848,576 |
| AS17421 | Mobile Business Group | 1,704,448 |
| AS24158 | Taiwan Mobile Co., Ltd. | 1,491,200 |
| AS9416 | Hoshin Multimedia Center Inc. | 1,151,232 |
| AS7482 | Asia Pacific On-line Service Inc. | 987,392 |
| AS9919 | New Century InfoComm Tech Co., Ltd. | 728,064 |
| AS17709 | Asia Pacific Telecom | 699,392 |
| AS4782 | Data Communication Business Group | 413,696 |
| AS18182 | Sony Network Taiwan Limited | 385,024 |
| AS131596 | TBC | 351,488 |
| AS131591 | Ambit Microsystem Corporation | 280,320 |
| AS38841 | kbro CO. Ltd. | 278,784 |
| 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 | 112,384 |
| AS18419 | DaDa Broadband LTD. | 92,416 |
| AS9264 | Academic Sinica Network | 90,112 |
| AS24154 | Asia Pacific Broadband Fixed Lines Co., Ltd. | 88,576 |
| 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 |
| AS17711 | National Dong Hwa University | 65,536 |
| AS38845 | Fu Jen Catholic University | 65,536 |
| AS24163 | UNION BROADBAND NETWORK | 65,536 |
| AS17713 | National Sun Yat-sen University | 65,536 |
| AS18420 | National Central University | 65,536 |
| AS7535 | TISNET Technology Inc. | 65,536 |
| AS18046 | DongFong Technology Co. Ltd. | 61,440 |
| 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 | 47,616 |
| 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 |
| AS17420 | Acer CyberCenter Services, Inc. | 28,672 |
| AS131597 | New Changhua Digital Cable TV CO,.Ltd | 28,672 |
| AS9216 | PUNET Taiwan | 28,672 |
| AS131584 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | 26,368 |
| AS18185 | NTCU | 25,600 |
| AS10229 | Internet Content Provider | 25,600 |
| AS9311 | HITRON TECHNOLOGY INC. | 23,040 |
| AS9505 | Taiwan Internet Gateway(TWGATE) | 22,784 |
| AS131607 | Digidom CableTV Co., LTD. | 21,760 |
| AS7532 | DigiCentre Company Limited, | 21,248 |
| AS38848 | National Yang-Ming University | 20,480 |
| AS18418 | Taiwan IPv6 Development Program. | 20,480 |
| AS10085 | PEER WITH OVERSEA ISP | 16,640 |
| AS10135 | EASPNET Inc. | 16,384 |
| AS24165 | PHOENIX CATV CO.,LTD | 16,384 |
| AS7478 | Mackay Telecommunication Inc. | 16,384 |
| AS7710 | PRC Technology Co., Ltd. | 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 |
| 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 |
| AS24155 | Asia Pacific Broadband Wireless Communications Inc | 8,192 |
| AS131150 | Education Bureau, Kaohsiung City Government, Taiwan | 6,656 |
| AS59268 | QLINKS | 6,656 |
| AS9346 | Cynex Communications Corporation | 6,400 |
| AS132157 | TNET-CO-LTD | 6,144 |
| AS45250 | Vocom International Telecommunication Inc. | 5,888 |
| 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 |
| AS18179 | MiTAC Inc. | 4,096 |
| AS17710 | President Information Corp. | 4,096 |
| AS131149 | Yuan-Jhen Info., Co., Ltd | 4,096 |
| AS18424 | CHWBN | 4,096 |
| AS18181 | National Health Research Institutes | 4,096 |
| AS18415 | B-WIZ Technology | 4,096 |
| AS24160 | Chi Mei Corporation | 4,096 |
| AS18040 | Mobitai ISP Network Information Center | 4,096 |
| AS18045 | SinoPac Holdings Corporate Network | 3,584 |
| AS135387 | Magna Hosting Ltd | 3,328 |
| AS134823 | Sky Digital Co., Ltd. | 3,328 |
| AS24168 | Cloudmax Inc. | 3,072 |
| AS134522 | HostingInside LTD. | 2,304 |
| AS134094 | Serverfield Ltd. | 2,304 |
| AS131603 | Worldstar Network | 2,304 |
| AS131600 | Chief Telecom Inc. | 2,304 |
| AS45504 | Kingspeed Int'l Inc. | 2,048 |
| AS45599 | Equantech Corporation | 2,048 |
| AS136756 | Chen Xiang International Co., Ltd. | 2,048 |
| AS131601 | Dynamic Computing Technology | 2,048 |
| AS131143 | Chinatrust Commercial Bank | 2,048 |
| AS18426 | National Applied Research Laboratories | 2,048 |
| AS4781 | PAGIC.net , INC. | 2,048 |
| AS17651 | AboveNet Communication Taiwan Co.Ltd | 1,792 |
| AS17714 | Chunghwa Telecom Co. , Ltd. | 1,792 |
| AS136462 | Mootech Asia | 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 |
| AS131605 | Inventec Besta CO.,LTD | 1,024 |
| AS38850 | Taiwan International Gateway Corporation | 1,024 |
| AS131599 | Wistron Corporation | 1,024 |
| AS131623 | SHOPEE (TAIWAN) CO. LTD. | 1,024 |
| AS131593 | PEGATRON | 1,024 |
| AS131590 | Taiwan Cooperative Bank | 1,024 |
| AS131589 | Foxconn Technology Group | 1,024 |
| AS131587 | Mega International Commercial Bank | 1,024 |
| AS55789 | TWIDC | 1,024 |
| AS131164 | Sinotech Int | 1,024 |
| AS131144 | ASUSTek COMPUTER INC. | 1,024 |
| AS131619 | Jigentec CO. LTD. | 1,024 |
| AS131609 | Taiwan Envirotech Development Corp. | 1,024 |
| AS131148 | Bank Of Taiwan | 1,024 |
| AS9831 | UNIGATE | 768 |
| AS131588 | Financial Information Service Co., Ltd. | 768 |
| AS131621 | Taiwan Network Information Center | 544 |
| AS59234 | AUSTRALIA AND NEW ZEALAND BANKING GROUP LIMITED | 512 |
| AS10133 | Chief Telecom Network Consulter | 512 |
| AS132012 | Winspeed Group International Limited | 512 |
| AS18421 | Taishin International Bank | 512 |
| AS24169 | Chuan Chan Co. Ltd. | 512 |
| AS45592 | Simex Limited | 512 |
| AS137186 | XiaoMa Technology Co., Ltd. | 256 |
| AS131610 | Anson Network Limited (Taiwan) | 256 |
| AS133089 | Qualcomm Inc | 256 |
| AS131606 | Chief Telecom Inc. | 256 |
| AS131618 | Carl International Information ltd. | 256 |
| AS132738 | Shih-Hsin Cable Television Corporation | 256 |
| AS23712 | Internet Systems Consortium, Inc. | 256 |
| AS7533 | Neto Corporation | 256 |
| AS131620 | SERVCOMPUTING INC | 256 |
| AS131273 | HiMORE Digital | 256 |
| AS18428 | China United Telecom Corp | 0 |
| AS18178 | RM D&E, 16F Hung-tai Century tower | 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 |
| AS18177 | National Cheng Kung University | 0 |
| AS18048 | Cyberterra Corporation, | 0 |
| AS24156 | Sony Taiwan Limited | 0 |
| AS18044 | King-Net Info. Tech. Co., Ltd. | 0 |
| AS18043 | GETOP Automatic System Inc. | 0 |
| AS24159 | Tong Ya Cable T.V. Co.Ltd | 0 |
| AS18041 | Chicom Information Corp. | 0 |
| AS24161 | Simple InfoComm Co., Ltd. | 0 |
| AS24162 | Lanwin Communication Co. Ltd | 0 |
| AS17718 | THIS | 0 |
| AS17717 | Ministry of Education Computer Center Taipei, Taiwan | 0 |
| AS17715 | ChungHwa Telecom. Co. Telecommunication Lab. | 0 |
| AS24166 | Grand Tainan Technology Co.Ltd. | 0 |
| AS17712 | National Chung Cheng University | 0 |
| AS1769 | SEEDNet Service Center | 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 |
| AS1768 | Institute for Information Industry, Taiwan, ROC | 0 |
| AS17502 | Academia Sinica Computing Center | 0 |
| AS38045 | Yahoo! Inc. Corp Network | 0 |
| AS38187 | Gamania Digital Entertainment Co., Ltd. | 0 |
| AS17422 | PACIFIC COMPUTER SYSTEMS INC. | 0 |
| AS17419 | HiNet IPv6 Service Network., | 0 |
| AS17418 | TRANSASIA INFORMATION SERVICES INC. | 0 |
| AS17417 | Diyixian.COM (TW) Ltd. | 0 |
| AS38838 | KE-ing Co , Ltd | 0 |
| AS38839 | Tatung InfoComm Co., Ltd. | 0 |
| AS38840 | VMAX Telecom Co., Ltd | 0 |
| AS17415 | Trans World Communication Co., Ltd. | 0 |
| AS38842 | Global Mobile Corp. | 0 |
| AS17414 | Suio Inc., ADSL Internet Service Provider, | 0 |
| AS17413 | GRADE Technology CO., Ltd. | 0 |
| AS137524 | EXPERT WEB SERVICE CO., LTD. | 0 |
| AS38846 | Taiwan Network Information Center | 0 |
| AS137015 | MOZ 2008 Corporation | 0 |
| AS38849 | Shu-Te University, | 0 |
| AS136816 | Sheng You Co., Ltd. | 0 |
| AS38852 | AS38852 | 0 |
| AS38853 | AS38853 | 0 |
| AS38854 | AS38854 | 0 |
| AS38855 | AS38855 | 0 |
| AS38856 | AS38856 | 0 |
| AS45125 | Sunbridge Worldwide Ltd | 0 |
| AS136444 | CHT Security International Co., Limited | 0 |
| AS136378 | TWT Communication lnc | 0 |
| AS11467 | Universal Network Technology | 0 |
| AS135631 | Fast Distributed Cloud Computing-Technology Co., Ltd. | 0 |
| AS45930 | Neurv | 0 |
| AS4636 | Taiwan Fixed Network Co., LTD. | 0 |
| AS135561 | Ci Yuan Technology Co., Limited | 0 |
| AS4747 | TTN ASN merged by TFN | 0 |
| AS133375 | CHUAN KAI INTERNATIONAL CO., LTD | 0 |
| AS132737 | NetWave CATV Corporation | 0 |
| AS131626 | NSS INT'L CO., LTD. | 0 |
| AS55576 | Gamania Digital Entertainment Co., Ltd. | 0 |
| AS131625 | Yu-Feng Technology Co. Ltd. | 0 |
| AS56179 | Symphox Information Co., LTd. | 0 |
| AS58873 | 10F. | 0 |
| AS131624 | Neway Technology Corporation | 0 |
| AS131622 | Bearspace Technology Co., Ltd. | 0 |
| AS63896 | AS63896 | 0 |
| AS63891 | AS63891 | 0 |
| AS63892 | AS63892 | 0 |
| AS63893 | AS63893 | 0 |
| AS63894 | AS63894 | 0 |
| AS63895 | AS63895 | 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 |
| AS7480 | Timenet International Corp. | 0 |
| AS7481 | Data Communication Business Group | 0 |
| AS7483 | Hongkong Telecom Ltd., Taiwan Branch Office | 0 |
| AS131617 | CENTROID-NET | 0 |
| AS7534 | NEW SILKERA NETWORK | 0 |
| AS131616 | Chief Telecom Inc. | 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 |
| AS131612 | Internet Dept., Data Communication Group of CHT Ltd. | 0 |
| AS7711 | Taiwan Network Access Point | 0 |
| AS131611 | San Da Cable TV Co., Ltd. | 0 |
| AS131608 | Chief Telecom Inc. | 0 |
| AS131604 | Chaoyu Internetwork lnternational Corp | 0 |
| AS9415 | ETWebs Taiwan Co. Ltd. | 0 |
| AS131602 | Hsin Yeong An Cable TV Co., 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 |
| AS9675 | Internet Service Provider | 0 |
| AS131592 | TWT Communication Inc. | 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 |
| AS18414 | National Center for High-performance Computing | 0 |
| AS18412 | Far EastTone Telecommunication Co., Ltd. | 0 |
| AS18417 | Taiwan Network Information Center | 0 |
| AS18416 | Genmart Tech. Co. lmt. | 0 |
| AS18410 | 104 Information Technology Co., Ltd. | 0 |
| AS18217 | ASCC | 0 |
| AS9922 | WorldCom Taiwan Co., Ltd. | 0 |
| AS18186 | YAW JENQ TECHNOLOGY CORPORATION | 0 |
| AS18423 | Yuanghong MultiMedia Technology Co. Ltd. | 0 |
| AS18184 | TWIX IPv6 Service Network.(TWIXv6), | 0 |
| AS18425 | NTT Taiwan Ltd. | 0 |
| AS18180 | All Chinese Internet Inc. | 0 |
| AS18427 | PChome Online | 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.