A list of all Taiwan ASNs including hosting providers, ISPs, and businesses with announced IPv4 and IPv6 prefixes.
| ASN | Type | IPv4 Routes | IPv6 Routes | Company |
|---|---|---|---|---|
| AS4780 | Other Business | 1,604 | 13 | Digital United Inc. |
| AS9919 | Other Business | 862 | 16 | New Century InfoComm Tech Co., Ltd. |
| AS131596 | ISP & Mobile | 701 | 33 | TBC |
| AS9924 | ISP & Mobile | 633 | 10 | Taiwan Fixed Network, Telco and Network Service Provider. |
| AS24158 | ISP & Mobile | 546 | 505 | Taiwan Mobile Co., Ltd. |
| AS38841 | ISP & Mobile | 483 | 38 | kbro CO. Ltd. |
| AS1659 | Education | 360 | 1 | Taiwan Academic Network (TANet) Information Center |
| AS24154 | Other Business | 328 | 10 | Asia Pacific Broadband Fixed Lines Co., Ltd. |
| AS9676 | Other Business | 316 | 2 | SaveCom Internation Inc. |
| AS131602 | ISP & Mobile | 267 | 0 | Hsin Yeong An Cable TV Co., Ltd. |
| AS131591 | Other Business | 263 | 1 | Ambit Microsystem Corporation |
| AS24164 | ISP & Mobile | 249 | 12 | UNION BROADBAND NETWORK |
| AS18049 | ISP & Mobile | 238 | 1 | Taiwan Infrastructure Network Technologie |
| AS3462 | ISP & Mobile | 228 | 83 | Chunghwa Telecom Co., Ltd. |
| AS17421 | ISP & Mobile | 191 | 34 | Mobile Business Group |
| AS9922 | Other Business | 163 | 0 | New Kaohsiung Broadband LTD. |
| AS17408 | Other Business | 144 | 4 | AboveNet Communications Taiwan Co., Ltd |
| AS9416 | Other Business | 136 | 1 | Hoshin Multimedia Center Inc. |
| AS17809 | ISP & Mobile | 119 | 16 | VEE TIME CORP. |
| AS18046 | ISP & Mobile | 108 | 2 | DongFong Technology Co. Ltd. |
| AS131611 | Other Business | 92 | 0 | San Da Cable TV Co., Ltd. |
| AS9674 | Other Business | 84 | 40 | Far EastTone Telecommunication Co., Ltd. |
| AS18182 | Other Business | 84 | 2 | Sony Network Taiwan Limited |
| AS131627 | ISP & Mobile | 83 | 0 | Peicity Digital Cable Television., LTD |
| AS7482 | Other Business | 76 | 1 | Asia Pacific On-line Service Inc. |
| AS9311 | Other Business | 75 | 1 | HITRON TECHNOLOGY INC. |
| AS17709 | Other Business | 71 | 7 | Asia Pacific Telecom |
| AS24163 | ISP & Mobile | 62 | 3 | UNION BROADBAND NETWORK |
| AS24165 | ISP & Mobile | 56 | 3 | UNION BROADBAND NETWORK |
| AS38851 | Other Business | 56 | 0 | TNET Communication Inc. 10F., No.78, Sec. 2, Chongxin Rd., Sanchong Dist.,New Taipei City, Taiwan (R.O.C Taiwan 241) |
| AS7532 | Hosting Provider | 54 | 1 | Gamania CloudForce |
| AS131628 | Hosting Provider | 54 | 0 | Tai-Fu Cloud Co., Ltd. |
| AS131584 | ISP & Mobile | 53 | 8 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. |
| AS18419 | Other Business | 53 | 0 | DaDa Broadband LTD. |
| AS131642 | Hosting Provider | 52 | 3 | Pittqiao Network Information Co.,Ltd. |
| AS18429 | Other Business | 48 | 3 | Extra-Lan Technologies Co., LTD |
| AS131634 | Other Business | 46 | 0 | MOBA Private Limited Taiwan Branch |
| AS134823 | Hosting Provider | 43 | 7 | Sky Digital Co., Ltd. |
| AS131607 | ISP & Mobile | 42 | 0 | Digidom CableTV Co., LTD. |
| AS7656 | Other Business | 41 | 1 | SaveCom International Inc. |
| AS9505 | ISP & Mobile | 34 | 10 | Chunghwa Telecom Co., Ltd. |
| AS18422 | Education | 33 | 3 | Industrial Technology Research Institute |
| AS142005 | Other Business | 32 | 0 | NC Taiwan Co., Ltd. |
| AS59268 | Other Business | 30 | 0 | QLINKS |
| AS63902 | Other Business | 29 | 0 | SHINE TELECOM CO., LTD. |
| AS24155 | Other Business | 28 | 1 | Asia Pacific Broadband Wireless Communications Inc |
| AS38042 | Hosting Provider | 27 | 0 | Sky Digital Co., Ltd. |
| AS7483 | Hosting Provider | 23 | 6 | Skycloud Computing co., Ltd. |
| AS9678 | Hosting Provider | 20 | 4 | HostingInside LTD |
| AS23675 | Other Business | 19 | 0 | Taiwan Semiconductor Manufacturing Company, Ltd. |
| AS18415 | Other Business | 18 | 0 | B-WIZ Technology |
| AS18041 | Other Business | 17 | 19 | Taiwan Digital Streaming Co. |
| AS9918 | Other Business | 17 | 3 | TAI FU INTERNATIONAL NETWORK CO., LTD. |
| AS4782 | Other Business | 17 | 2 | Data Communication Business Group |
| AS131151 | Other Business | 17 | 0 | Imcloud Technology Co., Ltd. |
| AS131142 | Other Business | 16 | 1 | Asia Pacific On-Line Service Inc. |
| AS7536 | Other Business | 16 | 0 | chiaochiao ltd. |
| AS131149 | Hosting Provider | 15 | 2 | Yuan-Jhen Info., Co., Ltd |
| AS9671 | Other Business | 15 | 2 | Trade-Van Informaiton Services Co. |
| AS38854 | Hosting Provider | 14 | 5 | Zenlayer |
| AS131657 | Other Business | 14 | 3 | Hong Da Storage Equipment Co., Ltd. |
| AS17710 | Hosting Provider | 14 | 0 | President Information Corp. |
| AS38797 | Other Business | 14 | 0 | CNLink |
| AS134094 | Hosting Provider | 13 | 5 | SERVERFIELD CO., LTD. |
| AS18180 | Other Business | 13 | 0 | Taiwan Network Information Center |
| AS45761 | Other Business | 13 | 0 | Gamania CloudForce Co., Ltd |
| AS38843 | Hosting Provider | 12 | 1 | PUMO NETWORK DIGITAL TECHNOLOGY CO.,LTD |
| AS56913 | ISP & Mobile | 12 | 1 | CoChen Technology LTD. |
| AS63897 | ISP & Mobile | 12 | 1 | vocom international telecom |
| AS7539 | Education | 12 | 1 | National Center for High-performance Computing |
| AS18045 | Other Business | 12 | 0 | SinoPac Holdings Corporate Network |
| AS18412 | Other Business | 12 | 0 | Far EastTone Telecommunication Co., Ltd. |
| AS131600 | Hosting Provider | 11 | 3 | Chief Telecom Inc. |
| AS131618 | Other Business | 11 | 0 | Carl International Information ltd. |
| AS131645 | ISP & Mobile | 10 | 52 | KlickKlack Co., Ltd |
| AS10126 | ISP & Mobile | 10 | 2 | Chunghwa Telecom Co., Ltd. |
| AS10135 | Hosting Provider | 10 | 1 | EASPNET Inc. |
| AS131143 | Other Business | 10 | 1 | Chinatrust Commercial Bank |
| AS9916 | Education | 10 | 1 | National Yang Ming Chiao Tung University |
| AS135596 | Other Business | 10 | 0 | HanStrong Online Services |
| AS139065 | Hosting Provider | 10 | 0 | Apeiro8 Technology Co., Ltd. |
| AS136462 | Hosting Provider | 9 | 13 | Mootech Asia |
| AS131646 | Hosting Provider | 9 | 0 | CORE WINNER CO.,LIMITED TAIWAN BRANCH |
| AS4781 | Other Business | 9 | 0 | PAGIC.net , INC. |
| AS18413 | Other Business | 8 | 0 | Great Taipei Broadband Company Ltd. |
| AS49608 | ISP & Mobile | 8 | 0 | CoChen Technology LTD. |
| AS9216 | Other Business | 7 | 1 | Symphox Information Co., LTd. |
| AS18411 | Other Business | 7 | 0 | EDT Network Services Limited Co,Ltd. |
| AS4783 | Other Business | 7 | 0 | SYSTEX CORPORATION |
| AS7535 | Other Business | 7 | 0 | TISNET Technology Inc. |
| AS131626 | Hosting Provider | 6 | 1 | NSS INT'L CO., LTD. |
| AS131636 | Other Business | 6 | 1 | WANIN INTERNATIONAL CO., LTD. |
| AS18042 | Other Business | 6 | 1 | Koos Broadband Telecom |
| AS131599 | Other Business | 6 | 0 | Wistron Corporation |
| AS131644 | Other Business | 6 | 0 | Taiwan Network Information Center |
| AS17416 | Hosting Provider | 6 | 0 | DWINS Digital Service Corp., |
| AS18424 | Other Business | 6 | 0 | CM Craft Aesthetic |
| AS7538 | Other Business | 6 | 0 | 10F No 33 Sec 2 Zhongshan Rd Zhonghe Dist |
| AS131630 | Other Business | 5 | 10 | Lazco Corporation |
| AS131660 | ISP & Mobile | 5 | 5 | Data Communication Business Group, |