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How Taiwan ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to Taiwan over time.
The largest autonomous systems registered to Taiwan by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS3462TW | HINET - Data Communication Business Group | 16.4M | 299 |
| AS1659TW | ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center | 6.6M | 226 |
| AS4780TW | SEEDNET - Digital United Inc. | 5.2M | 1,556 |
| AS9924TW | TFN-TW - Taiwan Fixed Network, Telco and Network Service Provider. | 4.3M | 559 |
| AS9919TW | NCIC-TW - New Century InfoComm Tech Co., Ltd. |
Share of announced address space covered by valid Route Origin Authorizations.
483 autonomous systems registered to Taiwan. Click an AS for detail.
| 3.1M |
| 862 |
| AS9674TW | FET-TW - Far EastTone Telecommunication Co., Ltd. | 2.3M | 125 |
| AS9416TW | MULTIMEDIA-AS-AP - Hoshin Multimedia Center Inc. | 2.1M | 58 |
| AS17421TW | EMOME-NET - Mobile Business Group | 1.7M | 225 |
| AS38841TW | kbro-AS-TW - kbro CO. Ltd. | 1.6M | 478 |
| AS7482TW | APOL-AS - Asia Pacific On-line Service Inc. | 1.3M | 77 |
| KSIL-AS-TW - Kuang Shih International Ltd. Ltd |
| 1K |
| — |
| 3 |
| AS18044TW | KANRAYS-AS-TW - Kanrays Technology Co., Ltd. | 1K | 65.5K | 6 |
| AS150768TW | CW-AS-TW - Cloud Walker Co., Ltd. | 1K | — | 3 |
| AS152627TW | HUSHENGXIN-AS-TW - Hushengxin Co., Ltd. | 1K | — | 4 |
| AS55789TW | IDC-TW - TWIDC | 1K | — | 4 |
| AS150755TW | NUNLINE-AS-TW - NUNLINE | 1K | 65.5K | 6 |
| AS149791TW | STARVERSE-AS-AP - StarVerse Network Ltd. | 1K | — | 3 |
| AS131589TW | Foxconn-AS-TW - Foxconn Technology Group | 1K | 65.5K | 2 |
| AS152624TW | UWAYIO - UWay Information Technology Inc. | 768 | — | 2 |
| AS150767TW | SHIJICOLTD-AS-TW - Shi Ji Industrial Co., Ltd. | 768 | 4.1K | 3 |
| AS150137TW | SWILTB-AS-AP - Sky Wise International Limited Taiwan Branch | 768 | 2 | 5 |
| AS18427TW | WARNERLINK - SUSTAINATEGY LIMITED | 768 | — | 3 |
| AS131613TW | ZENLENET-AS-TW - Sky Digital Co., Ltd. | 768 | — | 3 |
| AS24168TW | CLOUDMAX-AS-TW - Cloudmax Inc. | 768 | — | 3 |
| AS45599TW | EQUANTECH-TW-AP - 141 Yang Guan Jie | 768 | — | 3 |
| AS131588TW | FISC-AS-TW - Financial Information Service Co., Ltd. | 768 | 65.5K | 8 |
| AS38837TW | GSNET - AION TECHNOLOGIES Inc. | 768 | — | 3 |
| AS63907TW | TGM-AS-TW - TAI GUANG MEDICINES CO., LTD. | 768 | — | 3 |
| AS210507TW | Chiao-Jen-Yung Chiao Jen-Yung | 768 | — | 3 |
| AS18178TW | PITTQIAO-AS-TW - Pittqiao Network Information Co.,Ltd. | 768 | — | 2 |
| AS205329TW | Kai-Jung-Chen Kai-Jung Chen | 513 | 65.6K | 12 |
| AS10229TW | YAHOO-TW1 - Yahoo Inc. | 512 | — | 1 |
| AS18043TW | HCCG-AS - Department of Education, Hsinchu City | 512 | 65.5K | 2 |
| AS38839TW | CSPTEK-AS-TW - CSPTEK LTD. CO. | 512 | 4.1K | 2 |
| AS131671TW | FANTASY - FANTASY TECHNOLOGY CO., LTD. | 512 | — | 2 |
| AS18040TW | AOTERNET-AS-TW - Aoter Networks Co., Ltd | 512 | 1 | 3 |
| AS18428TW | MERCYCAT-NET - Mercycat Network Inc. | 512 | 131.1K | 19 |
| AS131609TW | YUANCHENG-AS-TW - Yuan Cheng Co., Ltd. | 512 | — | 2 |
| AS63908TW | SGU-NET - See Get Upstart Technology Co., Ltd. | 512 | 65.5K | 2 |
| AS131617TW | CENTROID-NET - Centroid Networking Co., Ltd. desc: 7F.-3, NO.119, SEC. 2, MINSHENG E. RD., ZHONGSHAN DIST., | 512 | — | 2 |
| AS131667TW | GRONEXT-AS - GRONEXT CO., LTD. | 512 | 69.6K | 3 |
| AS18410TW | TW-104IT-AS - 104 Information Technology Co., Ltd. | 512 | — | 1 |
| AS18421TW | TAISHINBANK-AS-T - Taishin International Bank | 512 | — | 1 |
| AS152610TW | AS-Digiwoker - SAELW(TAIWAN) CO., LIMITED | 512 | — | 2 |
| AS45342TW | HANSTECH-AS-AP - HanStrong Online Services | 512 | — | 2 |
| AS17651TW | ABOVENET-AS-AP-2 - AboveNet Communications Taiwan | 512 | — | 2 |
| AS131595TW | KTCFE-NET - Kingston Technology Fareast Corp. | 512 | — | 1 |
| AS152619TW | VERYFAST-AS-TW - Very Fast Network LTD | 512 | 2 | 4 |
| AS133089TW | QUALCOMM-TW-AS-AP - Qualcomm Inc | 512 | — | 2 |
| AS152623TW | AS-WOQUAN-TRANSIT - Woquan Technology Co., Ltd. | 512 | — | 1 |
| AS9915TW | LEEMON-AS - Leemon Professional Consultant | 512 | — | 2 |
| AS150756TW | FLOPPY-AS-TW - Floppy Ltd. | 512 | — | 1 |
| AS131606TW | CHIEFCLOUDIAAS-A - Chief Telecom Inc. | 512 | — | 2 |
| AS131683TW | INX-AS01 - InnoLux Display Corp. | 512 | — | 2 |
| AS150769TW | Aspirapps - Digital Explorer Technology | 512 | — | 1 |
| AS139903TW | RETN-AS-AP - RETN Telecoms Ltd. | 512 | 1 | 2 |
| AS63899TW | CHUAN-CHAN-NET-A - National Taiwan University of Science and Technology | 512 | — | 1 |