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 | 12,290,048 |
| AS1659 | Taiwan Academic Network (TANet) Information Center | 6,012,672 |
| AS9924 | Taiwan Fixed Network, Telco and Network Service Provider. | 2,632,192 |
| AS4780 | Digital United Inc. | 1,988,352 |
| AS9674 | Far EastTone Telecommunication Co., Ltd. | 1,982,464 |
| AS17421 | Mobile Business Group | 1,592,320 |
| AS24158 | Taiwan Mobile Co., Ltd. | 1,494,272 |
| AS9416 | Hoshin Multimedia Center Inc. | 1,159,424 |
| AS7482 | Asia Pacific On-line Service Inc. | 1,052,928 |
| AS9919 | New Century InfoComm Tech Co., Ltd. | 743,936 |
| AS17709 | Asia Pacific Telecom | 697,600 |
| AS17713 | National Sun Yat-sen University | 643,840 |
| AS18177 | National Cheng Kung University | 449,280 |
| AS7532 | DigiCentre Company Limited, | 428,032 |
| AS4782 | Data Communication Business Group | 413,696 |
| AS18182 | Sony Network Taiwan Limited | 385,280 |
| AS17712 | National Chung Cheng University | 355,840 |
| AS131596 | TBC | 351,232 |
| AS9415 | ETWebs Taiwan Co. Ltd. | 331,776 |
| AS18049 | Taiwan Infrastructure Network Technologie | 316,416 |
| AS4747 | TTN ASN merged by TFN | 315,392 |
| AS131591 | Ambit Microsystem Corporation | 280,320 |
| AS17716 | National Taiwan University | 274,176 |
| AS9916 | National Chiao Tung University, | 271,360 |
| AS38841 | kbro CO. Ltd. | 258,048 |
| AS9676 | SaveCom Internation Inc. | 257,024 |
| AS24164 | YEONG JIA LEH CABLE TV CO., LTD. | 255,744 |
| AS7539 | National Center for High-performance Computing | 223,232 |
| AS18042 | Koos Broadband Telecom | 212,480 |
| AS17809 | VEE TIME CORP. | 196,608 |
| AS4662 | GCNet (Reach & Range Inc.) | 180,224 |
| AS24157 | Taiwan Star Telecom Corporation Limited.(Former Vibo Telecom Inc.) | 167,936 |
| AS9680 | HiNet Service Center in U.S.A | 135,168 |
| AS24163 | UNION BROADBAND NETWORK | 126,976 |
| AS17711 | National Dong Hwa University | 94,976 |
| 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 Communications Taiwan | 88,576 |
| 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. | 65,792 |
| AS18420 | National Central University | 65,536 |
| AS38845 | Fu Jen Catholic University | 65,536 |
| AS9918 | KG Telecommunication Co., Ltd | 65,536 |
| AS18046 | DongFong Technology Co. Ltd. | 61,440 |
| AS38851 | TNET Communication Inc. | 59,136 |
| 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. | 34,304 |
| AS9244 | Diyixian.com (TW) Limited | 32,512 |
| AS131597 | New Changhua Digital Cable TV CO,.Ltd | 28,928 |
| AS9216 | PUNET Taiwan | 28,672 |
| AS17420 | Acer CyberCenter Services, Inc. | 28,672 |
| AS9311 | HITRON TECHNOLOGY INC. | 27,136 |
| AS10229 | Internet Content Provider | 26,368 |
| AS131584 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | 26,368 |
| AS9505 | Taiwan Internet Gateway | 25,856 |
| AS18185 | NTCU | 25,600 |
| AS134823 | Sky Digital Co., Ltd. | 24,064 |
| AS131607 | Digidom CableTV Co., LTD. | 21,760 |
| AS18418 | Taiwan IPv6 Development Program. | 20,480 |
| AS18413 | Great Taipei Broadband Company Ltd. | 20,480 |
| AS24165 | PHOENIX CATV CO.,LTD | 19,968 |
| AS10085 | PEER WITH OVERSEA ISP | 16,640 |
| AS7710 | PRC Technology Co., Ltd. | 16,384 |
| AS10135 | EASPNET Inc. | 16,384 |
| AS7478 | Mackay Telecommunication Inc. | 16,384 |
| AS9831 | UNIGATE | 15,872 |
| AS9922 | New Kaohsiung Broandband LTD. | 14,336 |
| AS24506 | YAHOO! TAIWAN | 14,080 |
| AS24167 | Academia Sinica Grid Computing Center | 13,824 |
| AS131142 | Asia Pacific On-Line Service Inc. | 13,568 |
| AS38843 | PUMO NETWORK DIGITAL TECHNOLOGY CO.,LTD | 11,520 |
| AS4845 | Chung Hsiao East Road | 9,216 |
| AS24155 | Asia Pacific Broadband Wireless Communications Inc | 8,192 |
| AS9671 | Trade-Van Informaiton Services Co. | 8,192 |
| AS18424 | CHWBN | 8,192 |
| AS18044 | King-Net Info. Tech. Co., Ltd. | 8,192 |
| AS18411 | EDT Network Services Limited Co,Ltd. | 8,192 |
| AS17416 | DWINS Digital Service Corp., | 8,192 |
| AS131149 | Yuan-Jhen Info., Co., Ltd | 7,168 |
| AS131150 | Education Bureau, Kaohsiung City Government, Taiwan | 6,144 |
| AS45250 | Vocom International Telecommunications Inc. Taiwan POP Internet Service Srovider | 5,888 |
| AS59268 | QLINKS | 5,888 |
| AS18183 | National Center for Research on Earthquake Engineering | 5,120 |
| AS17710 | President Information Corp. | 5,120 |
| AS38797 | Internet Service Provider. Taiwan | 4,352 |
| AS9346 | Cynex Communications Corporation | 4,096 |
| AS18415 | B-WIZ Technology | 4,096 |
| AS18041 | Chicom Information Corp. | 4,096 |
| AS18040 | Mobitai ISP Network Information Center | 4,096 |
| AS17502 | AsiaInfra International Ltd. | 4,096 |
| AS18181 | National Health Research Institutes | 4,096 |
| AS18179 | MiTAC Inc. | 4,096 |
| AS24160 | Chi Mei Corporation | 4,096 |
| AS24171 | FIRST INTERNATIONAL TELECOM CORP. | 4,096 |
| AS18045 | SinoPac Holdings Corporate Network | 4,096 |
| AS24031 | Internet Content Provider | 3,584 |
| AS137186 | XiaoMa Technology Co., Ltd. | 3,328 |
| AS135387 | Magna Hosting Ltd | 3,328 |
| AS134094 | Serverfield Co., Ltd. | 3,328 |
| AS24168 | Cloudmax Inc. | 3,072 |
| AS18416 | Genmart Tech. Co. lmt. | 2,560 |
| AS133158 | WELL-POWER Tech Corp | 2,560 |
| AS134522 | HostingInside LTD. | 2,560 |
| AS18426 | National Applied Research Laboratories | 2,304 |
| AS131600 | Chief Telecom Inc. | 2,304 |
| AS131603 | Worldstar Network | 2,304 |
| AS45504 | KINGSPEED-TW-AP | 2,048 |
| AS131143 | Chinatrust Commercial Bank | 2,048 |
| AS131601 | Dynamic Computing Technology | 2,048 |
| AS136756 | Chen Xiang International Co., Ltd. | 2,048 |
| AS45346 | WELL-POWER Tech Corp | 2,048 |
| AS45599 | 141 Yang Guan Jie | 2,048 |
| AS4781 | PAGIC.net , INC. | 2,048 |
| AS7481 | Data Communication Business Group | 2,048 |
| AS17651 | AboveNet Communications Taiwan | 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 |
| AS55789 | TWIDC | 1,280 |
| AS131618 | Carl International Information ltd. | 1,280 |
| AS131164 | 61 Ming Chuan Road Section 1 | 1,024 |
| AS131599 | Wistron Corporation | 1,024 |
| AS7534 | NEW SILKERA NETWORK | 1,024 |
| AS131605 | Inventec Besta CO.,LTD | 1,024 |
| AS131144 | ASUSTek COMPUTER INC. | 1,024 |
| AS131609 | Taiwan Envirotech Development Corp. | 1,024 |
| AS131623 | SHOPEE (TAIWAN) CO. LTD. | 1,024 |
| AS131632 | LETSWIN TELECOM CO., LTD. | 1,024 |
| AS131613 | Shin Cheng of Digital Co., Ltd. | 1,024 |
| AS131626 | NSS INT'L CO., LTD. | 1,024 |
| AS131619 | Jigentec CO. LTD. | 1,024 |
| AS131148 | Bank Of Taiwan | 1,024 |
| AS9539 | Hoshin Multimedia Center Inc. | 1,024 |
| AS131587 | Mega International Commercial Bank | 1,024 |
| AS131589 | Foxconn Technology Group | 1,024 |
| AS131590 | Taiwan Cooperative Bank | 1,024 |
| AS131593 | PEGATRON | 1,024 |
| AS131595 | Kingston Technology Fareast Corp. | 1,024 |
| AS131588 | Financial Information Service Co., Ltd. | 768 |
| AS18043 | GETOP Automatic System Inc. | 512 |
| AS131621 | Taiwan Network Information Center | 512 |
| AS18410 | 104 Information Technology Co., Ltd. | 512 |
| AS10133 | Chief Telecom Inc. | 512 |
| AS45592 | 133 Da An Road Section 1 | 512 |
| AS18421 | Taishin International Bank | 512 |
| AS24169 | Chuan Chan Co. Ltd. | 512 |
| AS132012 | Winspeed Group International Limited | 512 |
| AS131273 | HiMORE Digital | 512 |
| AS131620 | SERVCOMPUTING INC | 512 |
| AS133089 | Qualcomm Inc | 256 |
| AS18180 | All Chinese Internet Inc. | 256 |
| AS18417 | Taiwan Network Information Center | 256 |
| AS137015 | MOZ 2008 Corporation | 256 |
| AS23712 | Internet Systems Consortium, Inc. | 256 |
| AS132738 | Shih-Hsin Cable Television Corporation | 256 |
| AS24235 | CHIEF Telecom Inc. | 256 |
| AS131625 | Yu-Feng Technology Co. Ltd. | 256 |
| AS131610 | Anson Network Limited (Taiwan) | 256 |
| AS24162 | Lanwin Communication Co. Ltd | 0 |
| AS132737 | NetWave CATV Corporation | 0 |
| AS24156 | Sony Taiwan Limited | 0 |
| AS131631 | Sunchi Networks | 0 |
| AS24166 | Grand Tainan Technology Co.Ltd. | 0 |
| AS131630 | Garena (TAIWAN) CO. LTD. | 0 |
| AS131629 | CKMATES INTERNATIONAL CO., LTD | 0 |
| AS17715 | ChungHwa Telecom. Co. Telecommunication Lab. | 0 |
| AS24170 | New Century InfoComm Tech. Co., Ltd. | 0 |
| AS131628 | Tai-Fu Cloud Co., Ltd. | 0 |
| AS24172 | Lin Chein Technology Co. Ltd. | 0 |
| AS17718 | THIS | 0 |
| AS133375 | CHUAN KAI INTERNATIONAL CO., LTD | 0 |
| AS17717 | Ministry of Education Computer Center Taipei, Taiwan | 0 |
| AS38045 | Yahoo! Inc. Corp Network | 0 |
| AS38187 | Gamania Digital Entertainment Co., Ltd. | 0 |
| AS24153 | Digicell Entertainment Co., Ltd | 0 |
| AS131624 | Neway Technology Corporation | 0 |
| AS24096 | Metlife Taiwan Taipei Office Multihomed | 0 |
| AS38838 | KE-ing Co , Ltd | 0 |
| AS38839 | APNIC ASN block | 0 |
| AS38840 | APNIC ASN block | 0 |
| AS135561 | Ci Yuan Technology Co., Limited | 0 |
| AS38842 | Global Mobile Corp. | 0 |
| AS131622 | Bearspace Technology Co., Ltd. | 0 |
| AS23675 | Taiwan Semiconductor Manufactoring Company, Ltd. | 0 |
| AS136378 | TWT Communication lnc | 0 |
| AS38846 | Taiwan Network Information Center | 0 |
| AS18428 | China United Telecom Corp | 0 |
| AS38848 | National Yang-Ming University | 0 |
| AS38849 | Shu-Te University, | 0 |
| AS38850 | Taiwan International Gateway Corporation | 0 |
| AS18427 | PChome Online | 0 |
| AS38853 | APNIC ASN block | 0 |
| AS38855 | APNIC ASN block | 0 |
| AS38856 | APNIC ASN block | 0 |
| AS45125 | Sunbridge Worldwide Ltd | 0 |
| AS131617 | CENTROID-NET | 0 |
| AS9921 | PCCW Hongkong Telecom Ltd., Taiwan Branch. | 0 |
| AS131616 | Chief Telecom Inc. | 0 |
| AS136444 | Chung Hwa Zi An International Co., Limited | 0 |
| AS11467 | Universal Network Technology | 0 |
| AS45930 | NEURV-TW | 0 |
| AS4636 | Taiwan Fixed Network Co., LTD. | 0 |
| AS131615 | Chief Telecom Inc. | 0 |
| AS131614 | Taiwan Mobile Co., Ltd. | 0 |
| AS18425 | NTT Taiwan Ltd. | 0 |
| AS9923 | Emphasis Networks Inc. | 0 |
| AS131612 | Internet Dept., Data Communication Group of CHT Ltd. | 0 |
| AS131611 | San Da Cable TV Co., Ltd. | 0 |
| AS18048 | Cyberterra Corporation, | 0 |
| AS55576 | Gamania Digital Entertainment Co., Ltd. | 0 |
| AS18423 | Yuanghong MultiMedia Technology Co. Ltd. | 0 |
| AS56179 | Symphox Information Co., LTd. | 0 |
| AS59234 | AUSTRALIA AND NEW ZEALAND BANKING GROUP LIMITED | 0 |
| AS136816 | Sheng You Co., Ltd. | 0 |
| AS63929 | TWT Network Technology Inc. | 0 |
| AS131608 | Chief Telecom Inc. | 0 |
| AS7480 | Timenet International Corp. | 0 |
| AS137524 | EXPERT WEB SERVICE CO., LTD. | 0 |
| AS131606 | Chief Telecom Inc. | 0 |
| AS7483 | Hongkong Telecom Ltd., Taiwan Branch Office | 0 |
| AS17413 | GRADE Technology CO., Ltd. | 0 |
| AS7533 | Neto Corporation | 0 |
| AS17414 | Suio Inc., ADSL Internet Service Provider, | 0 |
| AS131604 | Chaoyu Internetwork lnternational Corp | 0 |
| AS7536 | WonderNet International Corporation | 0 |
| AS7537 | Price Waterhouse Taiwan | 0 |
| AS7538 | Seeder Computer Corporation LTD. | 0 |
| AS131602 | Hsin Yeong An Cable TV Co., Ltd. | 0 |
| AS7541 | FIC Network Service, INC. | 0 |
| AS7618 | Orange Business | 0 |
| AS7649 | Nap Communication Inc. | 0 |
| AS7655 | Peering AS | 0 |
| AS17415 | Trans World Communication Co., Ltd. | 0 |
| AS7708 | Taiwan Network Access Point | 0 |
| AS7709 | Taiwan Network Access Point | 0 |
| AS131598 | CHTD, Chunghwa Telecom Co.,Ltd. | 0 |
| AS7711 | Twain Network Access Point | 0 |
| AS18414 | National Center for High-performance Computing | 0 |
| AS131594 | Asia Pacific On-Line Service Inc. | 0 |
| AS17417 | Diyixian.COM (TW) Ltd. | 0 |
| AS131592 | TWT Communication Inc. | 0 |
| AS18412 | Far EastTone Telecommunication Co., Ltd. | 0 |
| AS17418 | TRANSASIA INFORMATION SERVICES INC. | 0 |
| AS18217 | ASCC | 0 |
| AS18186 | YAW JENQ TECHNOLOGY CORPORATION | 0 |
| AS17419 | HiNet IPv6 Service Network., | 0 |
| AS131585 | PUMO NETWORK DIGITAL TECHNOLOGY CO.,LTD | 0 |
| AS18184 | TWIX IPv6 Service Network.(TWIXv6), | 0 |
| AS9675 | Internet Service Provider | 0 |
| AS17422 | PACIFIC COMPUTER SYSTEMS INC. | 0 |
| AS9677 | Taiwan Telnet Corporation | 0 |
| AS9678 | Taiwan Internet Peering Organization | 0 |
| AS9679 | IONET Taiwan Co., Ltd. | 0 |
| AS131151 | nctaiwan.co.ltd | 0 |
| AS9681 | National Broadband Experiment Network, sponsored by NSC, TAIWAN | 0 |
| AS1768 | Institute for Information Industry, Taiwan, ROC | 0 |
| AS9915 | Dome Digital Communications, | 0 |
| AS131146 | Chang Gung University | 0 |
| AS9917 | NETPOLY Telecom Inc., | 0 |
| AS131145 | e-MAX NETWORK CORP. | 0 |
| AS1769 | SEEDNet Service Center | 0 |
| AS9920 | Atlas Internet & Life International, Inc. | 0 |
| AS18178 | RM D&E, 16F Hung-tai Century tower | 0 |
| AS24159 | Tong Ya Cable T.V. Co.Ltd | 0 |
| AS132157 | TNET-CO-LTD | 0 |
| AS24161 | Simple InfoComm Co., Ltd. | 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.