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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 | 301 |
| AS1659TW | ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center | 6.7M | 231 |
| AS4780TW | SEEDNET - Digital United Inc. | 5.2M | 1,593 |
| 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.
481 autonomous systems registered to Taiwan. Click an AS for detail.
| 3.1M |
| 840 |
| AS9674TW | FET-TW - Far EastTone Telecommunication Co., Ltd. | 2.3M | 124 |
| AS9416TW | MULTIMEDIA-AS-AP - Hoshin Multimedia Center Inc. | 2.2M | 60 |
| AS17421TW | EMOME-NET - Mobile Business Group | 1.8M | 227 |
| AS38841TW | kbro-AS-TW - kbro CO. Ltd. | 1.7M | 479 |
| AS7482TW | APOL-AS - Asia Pacific On-line Service Inc. | 1.3M | 77 |
| ISC-TPE1 - Internet Systems Consortium, Inc. |
| — |
| — |
| 0 |
| AS150757TW | FLOPPY-AS-TW - Floppy Ltd. | — | — | 0 |
| AS1768TW | NCIC-Backbone2 - NCIC No.334, Sec. 1, Sichuan Rd., Banqiao Dist., | — | — | 0 |
| AS131643TW | CHIRUE-NET - Chirue Technology Co., Ltd. | — | — | 0 |
| AS131674TW | OPENRICH - OpenRich Technologies Co., Ltd. | — | — | 0 |
| AS18217TW | ASNet - Academia Sinica | — | — | 0 |
| AS45930TW | NEURV-TW - 3F-5, No.408 Ruiguang Rd | — | — | 0 |
| AS7534TW | SILKERA-TW - NEW SILKERA NETWORK | — | — | 0 |
| AS131641TW | DWT-AS-AP - DW Solutions Ltd. | — | — | 0 |
| AS7708TW | TWNAP-AS-AP - Taiwan Network Access Point | — | — | 0 |
| AS135561TW | CIYUANTEC-AS-AP - Ci Yuan Technology Co., Limited | — | — | 0 |
| AS154882TW | LINGCAI - Lingcai International Ltd. | — | — | 0 |
| AS24153TW | GENE-AS-TW - AY SHANG SHIANG MAU CO., LTD. | — | — | 0 |
| AS131597TW | AS131597-14 - TWNIC-TW-4-byte-AS-BLOCK1 | — | — | 0 |
| AS63929TW | TDCI-AP-AS - TWT Digital Communication Inc. | — | — | 0 |
| AS17711TW | NDHU-TW - National Dong Hwa University | — | — | 0 |
| AS151959TW | FANTASIA - Fantasia Digital Marketing Limited | — | — | 0 |
| AS206434TW | CHENG-CHIH-TSAI CHENG-CHIH TSAI | — | 4.1K | 2 |
| AS131652TW | NETGUARD - NETGUARD INTERNATIONAL | — | — | 0 |
| AS133375TW | CKICL-AS-AP - CHUAN KAI INTERNATIONAL CO., LTD | — | 65.5K | 1 |
| AS7618TW | GIP-TW-AP - Orange Business | — | — | 0 |
| AS24170TW | SPARQ-IDC-AS - New Century InfoComm Tech. Co., Ltd. | — | — | 0 |
| AS18414TW | FOX-L3-TW - National Center for High-performance Computing | — | — | 0 |
| AS4662TW | QTCN-ASN1 - GCNet (Reach & Range Inc.) | — | — | 0 |
| AS9679TW | IONET - IONET Taiwan Co., Ltd. | — | — | 0 |
| AS211749TW | BOB-NETWORK BO SIANG CHEN | — | 1 | 1 |
| AS131653TW | CCONNECTED-TW - Cloudbase Connected | — | — | 0 |
| AS7711TW | TWNAP-TWIX-AP - Twain Network Access Point | — | — | 0 |
| AS63891TW | MINGDING - Ming Ding Co., Ltd. | — | — | 0 |
| AS204677TW | SDNET Sky Digital Co., Ltd. | — | 1 | 1 |
| AS210384TW | KUDOS-AS MAOLIN HUANG | — | 7 | 7 |
| AS131669TW | SY-ASN - SIANG YU SCIENCE AND TECHNOLOGY CO., LTD | — | — | 0 |
| AS212969TW | NOOBTW-NET ChiaChin Tsai | — | 1 | 1 |
| AS131665TW | NSS-GROUP - NSS INTL CO., LTD. | — | — | 0 |
| AS218820TW | chang WEI JEN CHANG | — | 1 | 1 |
| AS154880TW | KAIWEI - Kaiwei Advertising Integrated Marketing Co., Ltd. | — | — | 0 |
| AS205013TW | JESSYU SHIH-CHIEH YU | — | 1 | 1 |
| AS154662TW | ICONNECTLIMITED-AS-AP - iConnect Limited | — | — | 0 |
| AS7481TW | TWIX - Data Communication Business Group | — | — | 0 |
| AS131648TW | TAIWANMOBILE-AS - Taiwan Mobile Co., Ltd. | — | — | 0 |
| AS131668TW | TWDS-LEGACY-AS-TW - Taiwan Digital Streaming Co. | — | 9 | 9 |
| AS38855TW | STUIX-AS-TW - Taiwan Digital Streaming Co. | — | — | 0 |
| AS205592TW | Setsuna-Network HUANG CHI-HAN | — | 35 | 5 |
| AS136570TW | CHANGSHEN - Chang Sheng Co., Ltd. | — | — | 0 |
| AS207344TW | Infinirc Chao-Ju Chen | — | 1 | 1 |
| AS131654TW | NTCL-AS-TW - Network Telecommunication Co.,Ltd | — | — | 0 |
| AS215934TW | QIAN-NETWORK XU JIA QIAN | — | 17 | 2 |