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 | 12,273,152 |
| 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. | 1,828,352 |
| AS17421 | Mobile Business Group | 1,704,448 |
| AS24158 | Taiwan Mobile Co., Ltd. | 1,425,664 |
| AS9416 | Hoshin Multimedia Center Inc. | 1,151,232 |
| AS7482 | Asia Pacific On-line Service Inc. | 987,392 |
| AS9919 | New Century InfoComm Tech Co., Ltd. | 728,320 |
| AS17709 | Asia Pacific Telecom | 697,600 |
| AS17713 | National Sun Yat-sen University | 578,304 |
| AS18177 | National Cheng Kung University | 449,280 |
| AS4782 | Data Communication Business Group | 413,696 |
| AS18182 | Sony Network Taiwan Limited | 385,024 |
| AS17712 | National Chung Cheng University | 355,840 |
| AS131596 | TBC | 351,488 |
| AS7532 | DigiCentre Company Limited, | 346,112 |
| AS38841 | kbro CO. Ltd. | 297,984 |
| AS131591 | Ambit Microsystem Corporation | 280,064 |
| AS17716 | National Taiwan University | 274,176 |
| AS18049 | Taiwan Infrastructure Network Technologie | 259,072 |
| AS9676 | SaveCom Internation Inc. | 254,976 |
| AS9916 | National Chiao Tung University, | 234,240 |
| AS18042 | Koos Broadband Telecom | 209,920 |
| AS24164 | YEONG JIA LEH CABLE TV CO., LTD. | 198,656 |
| AS4662 | GCNet (Reach & Range Inc.) | 180,224 |
| AS17809 | VEE TIME CORP. | 180,224 |
| AS24157 | Taiwan Star Telecom Corporation Limited.(Former Vibo Telecom Inc.) | 167,936 |
| AS7539 | National Center for High-performance Computing | 154,368 |
| AS17711 | National Dong Hwa University | 94,720 |
| AS18419 | DaDa Broadband LTD. | 92,416 |
| AS9264 | Academic Sinica Network | 90,112 |
| AS131627 | Peicity Digital Cable Television., LTD | 89,088 |
| AS24154 | Asia Pacific Broadband Fixed Lines Co., Ltd. | 88,832 |
| AS17408 | AboveNet Communication Taiwan Co.Ltd | 79,360 |
| AS18047 | National Tsing-Hua University | 73,728 |
| AS18422 | Industrial Technology Research Institute | 69,632 |
| AS24163 | UNION BROADBAND NETWORK | 67,072 |
| AS38844 | National Taiwan Normal University | 66,304 |
| AS18420 | National Central University | 65,536 |
| AS38845 | Fu Jen Catholic 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 | 48,640 |
| 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 | 32,512 |
| AS9216 | PUNET Taiwan | 28,672 |
| AS17420 | Acer CyberCenter Services, Inc. | 28,672 |
| AS131597 | New Changhua Digital Cable TV CO,.Ltd | 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. | 23,808 |
| AS9505 | Taiwan Internet Gateway | 22,784 |
| AS131607 | Digidom CableTV Co., LTD. | 21,760 |
| AS18418 | Taiwan IPv6 Development Program. | 20,480 |
| AS24165 | PHOENIX CATV CO.,LTD | 17,920 |
| AS10085 | PEER WITH OVERSEA ISP | 16,640 |
| AS10135 | EASPNET Inc. | 16,384 |
| AS7478 | Mackay Telecommunication Inc. | 16,384 |
| AS24506 | YAHOO! TAIWAN | 14,080 |
| AS24167 | Academia Sinica Grid Computing Center | 13,568 |
| 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 |
| AS24155 | Asia Pacific Broadband Wireless Communications Inc | 8,192 |
| AS17416 | DWINS Digital Service Corp., | 8,192 |
| AS4845 | Chung Hsiao East Road | 8,192 |
| AS131149 | Yuan-Jhen Info., Co., Ltd | 7,168 |
| AS9346 | Cynex Communications Corporation | 6,400 |
| AS131150 | Education Bureau, Kaohsiung City Government, Taiwan | 6,144 |
| AS45250 | Vocom International Telecommunication Inc. | 5,888 |
| AS59268 | QLINKS | 5,888 |
| AS17710 | President Information Corp. | 5,120 |
| AS18183 | National Center for Research on Earthquake Engineering | 5,120 |
| AS134823 | Sky Digital Co., Ltd. | 4,608 |
| AS38797 | Internet Service Provider. Taiwan | 4,352 |
| AS18040 | Mobitai ISP Network Information Center | 4,096 |
| AS24160 | Chi Mei Corporation | 4,096 |
| AS18179 | MiTAC Inc. | 4,096 |
| AS18415 | B-WIZ Technology | 4,096 |
| AS18181 | National Health Research Institutes | 4,096 |
| AS18424 | CHWBN | 4,096 |
| AS9680 | HiNet Service Center in U.S.A | 4,096 |
| AS18045 | SinoPac Holdings Corporate Network | 3,584 |
| AS135387 | Magna Hosting Ltd | 3,328 |
| AS24168 | Cloudmax Inc. | 3,072 |
| AS134094 | Serverfield Ltd. | 2,560 |
| AS134522 | HostingInside LTD. | 2,560 |
| AS131600 | Chief Telecom Inc. | 2,304 |
| AS131603 | Worldstar Network | 2,304 |
| AS7481 | Data Communication Business Group | 2,048 |
| AS45599 | Equantech Corporation | 2,048 |
| AS4781 | PAGIC.net , INC. | 2,048 |
| AS136756 | Chen Xiang International Co., Ltd. | 2,048 |
| AS45504 | Kingspeed Int'l Inc. | 2,048 |
| AS131601 | Dynamic Computing Technology | 2,048 |
| AS131143 | Chinatrust Commercial Bank | 2,048 |
| AS18426 | National Applied Research Laboratories | 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 |
| AS137186 | XiaoMa Technology Co., Ltd. | 1,280 |
| AS133158 | WELL-POWER Tech Corp | 1,280 |
| AS38837 | AION TECHNOLOGIES Inc. | 1,280 |
| AS131613 | Shin Cheng of Digital Co., Ltd. | 1,280 |
| AS131595 | Kingston Technology Fareast Corp. | 1,024 |
| AS131589 | Foxconn Technology Group | 1,024 |
| AS131587 | Mega International Commercial Bank | 1,024 |
| AS131599 | Wistron Corporation | 1,024 |
| AS131164 | Sinotech Int | 1,024 |
| AS131619 | Jigentec CO. LTD. | 1,024 |
| AS55789 | TWIDC | 1,024 |
| AS131148 | Bank Of Taiwan | 1,024 |
| AS131590 | Taiwan Cooperative Bank | 1,024 |
| AS131609 | Taiwan Envirotech Development Corp. | 1,024 |
| AS131144 | ASUSTek COMPUTER INC. | 1,024 |
| AS9539 | Hoshin Multimedia Center Inc. | 1,024 |
| AS131623 | SHOPEE (TAIWAN) CO. LTD. | 1,024 |
| AS131593 | PEGATRON | 1,024 |
| AS131605 | Inventec Besta CO.,LTD | 1,024 |
| AS9831 | UNIGATE | 768 |
| AS131588 | Financial Information Service Co., Ltd. | 768 |
| AS10133 | Chief Telecom Network Consulter | 512 |
| AS132012 | Winspeed Group International Limited | 512 |
| AS131618 | Carl International Information ltd. | 512 |
| AS131621 | Taiwan Network Information Center | 512 |
| AS24169 | Chuan Chan Co. Ltd. | 512 |
| AS131620 | SERVCOMPUTING INC | 512 |
| AS18421 | Taishin International Bank | 512 |
| AS45592 | Simex Limited | 512 |
| AS131610 | Anson Network Limited (Taiwan) | 256 |
| AS131273 | HiMORE Digital | 256 |
| AS133089 | Qualcomm Inc | 256 |
| AS131624 | Neway Technology Corporation | 256 |
| AS132738 | Shih-Hsin Cable Television Corporation | 256 |
| AS137015 | MOZ 2008 Corporation | 256 |
| AS131625 | Yu-Feng Technology Co. Ltd. | 256 |
| AS23712 | Internet Systems Consortium, Inc. | 256 |
| AS7708 | Taiwan Network Access Point | 0 |
| AS7709 | Taiwan Network Access Point | 0 |
| AS7710 | PRC Technology Co., Ltd. | 0 |
| AS7711 | Twain Network Access Point | 0 |
| AS9415 | ETWebs Taiwan Co. Ltd. | 0 |
| AS9675 | Internet Service Provider | 0 |
| AS11467 | Universal Network Technology | 0 |
| AS9677 | Taiwan Telnet Corporation | 0 |
| AS9678 | Taiwan Internet Peering Organization | 0 |
| AS9679 | IONET Taiwan Co., Ltd. | 0 |
| AS9681 | National Broadband Experiment Network, sponsored by NSC, TAIWAN | 0 |
| AS9915 | Dome Digital Communications, | 0 |
| AS9917 | NETPOLY Telecom Inc., | 0 |
| AS9920 | Atlas Internet & Life International, Inc. | 0 |
| AS9921 | PCCW Hongkong Telecom Ltd., Taiwan Branch. | 0 |
| AS9922 | WorldCom Taiwan Co., Ltd. | 0 |
| AS9923 | Emphasis Networks Inc. | 0 |
| AS38838 | KE-ing Co , Ltd | 0 |
| AS131616 | Chief Telecom Inc. | 0 |
| AS131617 | CENTROID-NET | 0 |
| AS131622 | Bearspace Technology Co., Ltd. | 0 |
| AS131626 | NSS INT'L CO., LTD. | 0 |
| AS131614 | Taiwan Mobile Co., Ltd. | 0 |
| AS131628 | Tai-Fu Cloud Co., Ltd. | 0 |
| AS131629 | CKMATES INTERNATIONAL CO., LTD | 0 |
| AS131630 | Garena (TAIWAN) CO. LTD. | 0 |
| AS132157 | TNET-CO-LTD | 0 |
| AS132737 | NetWave CATV Corporation | 0 |
| AS133375 | CHUAN KAI INTERNATIONAL CO., LTD | 0 |
| AS135561 | Ci Yuan Technology Co., Limited | 0 |
| AS136378 | TWT Communication lnc | 0 |
| AS136444 | CHT Security International Co., Limited | 0 |
| AS136816 | Sheng You Co., Ltd. | 0 |
| AS137524 | EXPERT WEB SERVICE CO., LTD. | 0 |
| AS131612 | Internet Dept., Data Communication Group of CHT Ltd. | 0 |
| AS17413 | GRADE Technology CO., Ltd. | 0 |
| AS17414 | Suio Inc., ADSL Internet Service Provider, | 0 |
| AS17415 | Trans World Communication Co., Ltd. | 0 |
| AS17417 | Diyixian.COM (TW) Ltd. | 0 |
| AS17418 | TRANSASIA INFORMATION SERVICES INC. | 0 |
| AS17419 | HiNet IPv6 Service Network., | 0 |
| AS131611 | San Da Cable TV Co., Ltd. | 0 |
| AS17422 | PACIFIC COMPUTER SYSTEMS INC. | 0 |
| AS17502 | AsiaInfra International Ltd. | 0 |
| AS1768 | Institute for Information Industry, Taiwan, ROC | 0 |
| AS1769 | SEEDNet Service Center | 0 |
| AS131608 | Chief Telecom Inc. | 0 |
| AS17715 | ChungHwa Telecom. Co. Telecommunication Lab. | 0 |
| AS131606 | Chief Telecom Inc. | 0 |
| AS17717 | Ministry of Education Computer Center Taipei, Taiwan | 0 |
| AS17718 | THIS | 0 |
| AS18041 | Chicom Information Corp. | 0 |
| AS131604 | Chaoyu Internetwork lnternational Corp | 0 |
| AS18043 | GETOP Automatic System Inc. | 0 |
| AS18044 | King-Net Info. Tech. Co., Ltd. | 0 |
| AS131602 | Hsin Yeong An Cable TV Co., Ltd. | 0 |
| AS18048 | Cyberterra Corporation, | 0 |
| AS18178 | RM D&E, 16F Hung-tai Century tower | 0 |
| AS18180 | All Chinese Internet Inc. | 0 |
| AS18184 | TWIX IPv6 Service Network.(TWIXv6), | 0 |
| AS18186 | YAW JENQ TECHNOLOGY CORPORATION | 0 |
| AS18217 | ASCC | 0 |
| AS18410 | 104 Information Technology Co., Ltd. | 0 |
| AS18412 | Far EastTone Telecommunication Co., Ltd. | 0 |
| AS18414 | National Center for High-performance Computing | 0 |
| AS18416 | Genmart Tech. Co. lmt. | 0 |
| AS18417 | Taiwan Network Information Center | 0 |
| AS131598 | CHTD, Chunghwa Telecom Co.,Ltd. | 0 |
| AS18423 | Yuanghong MultiMedia Technology Co. Ltd. | 0 |
| AS18425 | NTT Taiwan Ltd. | 0 |
| AS18427 | PChome Online | 0 |
| AS18428 | China United Telecom Corp | 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 |
| AS131594 | Asia Pacific On-Line Service Inc. | 0 |
| AS24156 | Sony Taiwan Limited | 0 |
| AS131592 | TWT Communication Inc. | 0 |
| AS24159 | Tong Ya Cable T.V. Co.Ltd | 0 |
| AS24161 | Simple InfoComm Co., Ltd. | 0 |
| AS24162 | Lanwin Communication Co. Ltd | 0 |
| AS24166 | Grand Tainan Technology Co.Ltd. | 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 |
| AS38045 | Yahoo! Inc. Corp Network | 0 |
| AS38187 | Gamania Digital Entertainment Co., Ltd. | 0 |
| AS131615 | Chief Telecom Inc. | 0 |
| AS38842 | Global Mobile Corp. | 0 |
| AS131585 | PUMO NETWORK DIGITAL TECHNOLOGY CO.,LTD | 0 |
| AS38846 | Taiwan Network Information Center | 0 |
| AS38848 | National Yang-Ming University | 0 |
| AS38849 | Shu-Te University, | 0 |
| AS38850 | Taiwan International Gateway Corporation | 0 |
| AS45125 | Sunbridge Worldwide Ltd | 0 |
| AS45930 | Neurv | 0 |
| AS4636 | Taiwan Fixed Network Co., LTD. | 0 |
| AS4747 | TTN ASN merged by TFN | 0 |
| AS131151 | nctaiwan.co.ltd | 0 |
| AS55576 | Gamania Digital Entertainment Co., Ltd. | 0 |
| AS56179 | Symphox Information Co., LTd. | 0 |
| AS59234 | AUSTRALIA AND NEW ZEALAND BANKING GROUP LIMITED | 0 |
| AS63929 | TWT Network Technology Inc. | 0 |
| AS7480 | Timenet International Corp. | 0 |
| AS7483 | Hongkong Telecom Ltd., Taiwan Branch Office | 0 |
| AS7533 | Neto Corporation | 0 |
| AS7534 | NEW SILKERA NETWORK | 0 |
| AS131146 | Chang Gung University | 0 |
| AS7536 | WonderNet International Corporation | 0 |
| AS7537 | Price Waterhouse Taiwan | 0 |
| AS7538 | Seeder Computer Corporation LTD. | 0 |
| AS131145 | e-MAX NETWORK CORP. | 0 |
| AS7541 | FIC Network Service, INC. | 0 |
| AS7618 | Orange Business | 0 |
| AS7649 | Nap Communication Inc. | 0 |
| AS7655 | Peering AS | 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.