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How Taiwan ranks worldwide on dormant space, the transfer market, routing security and address density.
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 | 300 |
| AS1659TW | ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center | 6.7M | 230 |
| AS4780TW | SEEDNET - Digital United Inc. | 5.1M | 1,280 |
| 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.
466 autonomous systems registered to Taiwan. Click an AS for detail.
| 3.2M |
| 931 |
| AS9674TW | FET-TW - Far EastTone Telecommunication Co., Ltd. | 2.2M | 113 |
| AS17421TW | EMOME-NET - Mobile Business Group | 1.7M | 223 |
| AS38841TW | kbro-AS-TW - kbro CO. Ltd. | 1.6M | 456 |
| AS9416TW | MULTIMEDIA-AS-AP - Hoshin Multimedia Center Inc. | 1.3M | 40 |
| AS7482TW | APOL-AS - Asia Pacific On-line Service Inc. | 1.3M | 77 |
| — |
| 50 |
| 5 |
| AS212359TW | HARAGUROICHA-4B-AS Ming-Ray Hsu | — | 64 | 4 |
| AS205417TW | TKNSZK-AS HSUAN-SHENG CHEN | — | 6 | 6 |
| AS134522TW | HOSTINGINSIDE - HostingInside LTD. | — | — | 0 |
| AS199203TW | MayboyNetwork CHEN ZHI-HAN | — | 16 | 1 |
| AS212425TW | Fubuki-Network Yuna Lee | — | 35 | 5 |
| AS198954TW | CH-Network JIAN HUI EN | — | 273 | 3 |
| AS131675TW | GMICLOUD-ASN2 - GMI Computing International LTD. Taiwan Branch (CAYMAN ISLANDS REPUBLIC) | — | — | 0 |
| AS215993TW | ALAN-NETWORK LIU AN LUN | — | 2 | 2 |
| AS211749TW | BOB-NETWORK BO SIANG CHEN | — | 1 | 1 |
| AS216123TW | ZhuyuanNetwork ZHU-YUAN JIANG | — | 3 | 3 |
| AS215934TW | QIAN-NETWORK XU JIA QIAN | — | 17 | 2 |
| AS207344TW | Infinirc Chao-Ju Chen | — | 1 | 1 |
| AS215451TW | PH-AS Ping Chun Huang | — | 1 | 1 |
| AS131631TW | AS-1033-TW - 1033 Network Information LTD. | — | 1 | 1 |
| AS201943TW | fishbaby1011-net HSIEH HUAN-YU | — | 17 | 2 |
| AS205592TW | Setsuna-Network HUANG CHI-HAN | — | 33 | 3 |
| AS131610TW | PPTECH - PPTECH co., ltd. | — | — | 0 |
| AS212154TW | SARUNETWORK-AS Wei-Cheng Tsai | — | 3 | 3 |
| AS63896TW | TAICOM-NET - Taiwan Communications Technology Service Co., Ltd. | — | 131.1K | 2 |
| AS207469TW | SUNGYULI Sung Yu Li | — | 1 | 1 |
| AS210384TW | KUDOS-AS MAOLIN HUANG | — | 7 | 7 |
| AS63892TW | RUIKE - Ruike Creative Integrated Marketing Co., Ltd. | — | — | 0 |
| AS131612TW | CHT-IDC - Internet Dept., Data Communication Group of CHT Ltd. | — | — | 0 |
| AS213430TW | CLOUDBASE-GATEWAY-AP HSIANG-LI CHAN | — | 16 | 1 |
| AS24159TW | TYCATV-AS - Tong Ya Cable T.V. Co.Ltd | — | — | 0 |
| AS131643TW | CHIRUE-NET - Chirue Technology Co., Ltd. | — | — | 0 |
| AS215191TW | TONY-AS Dong-Han Yang | — | 14 | 4 |
| AS133375TW | CKICL-AS-AP - CHUAN KAI INTERNATIONAL CO., LTD | — | 65.5K | 1 |
| AS9921TW | HKT-PORTAL-TW - PCCW Hongkong Telecom Ltd., Taiwan Branch. | — | — | 0 |
| AS55417TW | YAHOO-SGA - YAHOO! SGA | — | — | 0 |
| AS212969TW | NOOBTW-NET ChiaChin Tsai | — | 1 | 1 |
| AS149423TW | CHUMMY-AS-TW - Yu-Shan Tsai | — | 16 | 1 |
| AS9267TW | SDXPROJ-AS-AP - Pang-Wei Tsai | — | 64 | 4 |
| AS210445TW | CWANG-AS CHEN-YI WANG | — | 321 | 6 |
| AS131147TW | LiRun-AS - Taiwan Li Run Ltd. | — | 1 | 1 |
| AS206434TW | CHENG-CHIH-TSAI CHENG-CHIH TSAI | — | 4.1K | 2 |
| AS203472TW | POEMA-AS-EU PENG YUJEN | — | 69 | 9 |
| AS24167TW | ASNet - Academia Sinica | — | — | 0 |
| AS203405TW | DALUN-AS Lin Kai-Lun | — | 3 | 3 |
| AS216198TW | ORG-LZY1-RIPE LIN ZE YANG | — | 2 | 2 |
| AS131633TW | AS131633-50 - TWNIC-TW-4-byte-AS-BLOCK1 | — | 16 | 1 |
| AS207389TW | PT-Network JING-SHIUN-CHEN | — | 17 | 2 |
| AS202820TW | CHIN-JEN Chih-Jen CHENG | — | 1 | 1 |
| AS214841TW | RayNetwork RUI PIN LAI | — | 16 | 1 |
| AS18217TW | ASNet - Academia Sinica | — | — | 0 |
| AS24153TW | GENE-AS-TW - AY SHANG SHIANG MAU CO., LTD. | — | — | 0 |