The list below shows how many ASNs are assigned to each country. Click on the country links to see more details about the specific ASNs and IP addresses that belong to each country.
| ASN | Name | IPv4 Num IPs | IPv6 Num IPs(/64) |
|---|---|---|---|
| AS1659 | ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center, TW | 6,004,480 | 4,294,967,296 |
| AS3462 | HINET - Chunghwa Telecom Co., Ltd., TW | 12,271,360 | 8,808,977,924,096 |
| AS4662 | QTCN-ASN1 - GCNet (Reach & Range Inc.), TW | 180,224 | 0 |
| AS4780 | SEEDNET - Digital United Inc., TW | 1,575,936 | 279,172,874,240 |
| AS4781 | PAGICNET-AS1 - PAGIC.net , INC., TW | 2,048 | 0 |
| AS4782 | GSNET - Data Communication Business Group, TW | 413,696 | 4,294,967,296 |
| AS4783 | SYSNET-AS1 - SYSTEX CORPORATION, TW | 45,056 | 4,294,967,296 |
| AS4845 | SINGTEL-TW - Singapore Telecom Taiwan Ltd, TW | 8,192 | 0 |
| AS7478 | MACKAY-AS-AP - Mackay Telecommunication Inc., TW | 16,384 | 0 |
| AS7482 | APOL-AS - Asia Pacific On-line Service Inc., TW | 986,368 | 268,435,456 |
| AS7532 | DIGICENTRE-TW - DigiCentre Company Limited, TW | 434,944 | 4,294,967,296 |
| AS7535 | TISNET - TISNET Technology Inc., TW | 65,536 | 0 |
| AS7539 | TWAREN-TW - National Center for High-performance Computing, TW | 89,088 | 4,294,967,296 |
| AS7656 | TWNAP-ADMIN-AS-AP - SaveCom International Inc., TW | 47,616 | 0 |
| AS9216 | PUNET-AP - Symphox Information Co., LTd., TW | 28,672 | 4,294,967,296 |
| AS9244 | ASN-DYXNET-TW-AP # AS-DYXNET-TW-AP converted to ASN-DYXNET-TW-AP for RPSL compliance - Diyixian.com Limited, TW | 31,744 | 4,294,967,296 |
| AS9264 | ASNET - Academia Sinica Computing Center, TW | 91,136 | 8,589,934,592 |
| AS9311 | HITRON-AS-AP - HITRON TECHNOLOGY INC., TW | 32,768 | 268,435,456 |
| AS9416 | MULTIMEDIA-AS-AP - Hoshin Multimedia Center Inc., TW | 1,183,744 | 4,294,967,296 |
| AS9505 | TWGATE-AP - Chunghwa Telecom Co., Ltd., TW | 22,528 | 8,589,934,592 |
| AS9671 | TRADEVAN-AS-AP - Trade-Van Informaiton Services Co., TW | 8,192 | 4,294,967,296 |
| AS9674 | FET-TW - Far EastTone Telecommunication Co., Ltd., TW | 1,982,464 | 4,294,967,296 |
| AS9676 | SAVECOM-TW - SaveCom Internation Inc., TW | 255,232 | 8,589,934,592 |
| AS9680 | HINETUSA - HiNet Service Center in U.S.A, TW | 4,352 | 0 |
| AS9831 | UNIGATE-AS-AP - Unigate Telecom Inc., TW | 768 | 0 |
| AS9916 | NCTU-TW - National Chiao Tung University, TW | 401,408 | 4,294,967,296 |
| AS9918 | KGTNET-TW - KG Telecommunication Co., Ltd, TW | 43,008 | 0 |
| AS9919 | NCIC-TW - New Century InfoComm Tech Co., Ltd., TW | 706,560 | 279,172,874,240 |
| AS9922 | NKB-AS-TW - New Kaohsiung Broadband LTD., TW | 11,264 | 0 |
| AS9924 | TFN-TW - Taiwan Fixed Network, Telco and Network Service Provider., TW | 2,508,032 | 141,733,920,768 |
| AS10085 | UNIGATE-OVERSEA-IX-AP - Unigate Telecom Inc., TW | 16,640 | 0 |
| AS10126 | CHTI-IP-AP - Chunghwa Telecom Co., Ltd., TW | 34,816 | 131,072 |
| AS10133 | TPIX-AS-TW - Chief Telecom Inc., TW | 512 | 4,294,967,296 |
| AS10135 | EASPNET-AS-AP - EASPNET Inc., TW | 16,384 | 4,294,967,296 |
| AS10229 | YAHOO-TW1 - Yahoo-Inc, TW | 27,392 | 917,504 |
| AS17408 | ABOVE-AS-AP - AboveNet Communications Taiwan Co., Ltd, TW | 57,088 | 268,435,456 |
| AS17416 | DWINS-TW - DWINS Digital Service Corp., TW | 8,192 | 4,294,967,296 |
| AS17420 | ACCSI-TW - Acer CyberCenter Services, Inc., TW | 28,672 | 4,294,967,296 |
| AS17421 | EMOME-NET - Mobile Business Group, TW | 1,591,808 | 271,646,720 |
| AS17709 | APT - Asia Pacific Telecom, TW | 698,880 | 279,172,874,240 |
| AS17710 | PIINET-TW - President Information Corp., TW | 5,376 | 0 |
| AS17711 | NDHU-TW - National Dong Hwa University, TW | 94,720 | 0 |
| AS17712 | CCU-TW - National Chung Cheng University, TW | 355,840 | 0 |
| AS17713 | NSYSU-TW - National Sun Yat-sen University, TW | 309,760 | 0 |
| AS17716 | NTU-TW - National Taiwan University, TW | 393,472 | 0 |
| AS17809 | VEETIME-TW-AP - VEE TIME CORP., TW | 180,224 | 4,294,967,296 |
| AS18040 | MBTNET - Mobitai ISP Network Information Center, TW | 4,096 | 0 |
| AS18042 | KBT - Koos Broadband Telecom, TW | 365,824 | 4,294,967,296 |
| AS18045 | SINOPAC - SinoPac Holdings Corporate Network, TW | 3,584 | 0 |
| AS18046 | DONGFONG-TW - DongFong Technology Co. Ltd., TW | 66,816 | 4,294,967,296 |
| AS18047 | NTHU-TW - National Tsing-Hua University, TW | 73,728 | 0 |
| AS18049 | TINP-TW - Taiwan Infrastructure Network Technologie, TW | 258,048 | 4,294,967,296 |
| AS18177 | NCKU-TW - National Cheng Kung University, TW | 448,256 | 0 |
| AS18179 | E2CENTER-TW - MiTAC Inc., TW | 4,096 | 0 |
| AS18181 | NHRINet - National Health Research Institutes, TW | 4,160 | 0 |
| AS18182 | SONET-TW - Sony Network Taiwan Limited, TW | 385,024 | 0 |
| AS18183 | NCREE - National Center for Research on Earthquake Engineering, TW | 5,120 | 4,294,967,296 |
| AS18185 | NTCU-AS-TW - 4F, No.114, Sec.1, Chung-Shiao W. Road, TW | 25,600 | 0 |
| AS18411 | EDTNS-AS-TW - EDT Network Services Limited Co,Ltd., TW | 8,192 | 0 |
| AS18413 | GBTC-TW - Great Taipei Broadband Company Ltd., TW | 12,288 | 0 |
| AS18415 | BWIZ - B-WIZ Technology, TW | 4,096 | 0 |
| AS18419 | DADA-AS-TW - DaDa Broadband LTD., TW | 96,512 | 0 |
| AS18420 | NCU-TW - National Central University, TW | 65,536 | 0 |
| AS18421 | TAISHINBANK-AS-T - Taishin International Bank, TW | 512 | 0 |
| AS18422 | ITRINET-AS-TW - Industrial Technology Research Institute, TW | 69,632 | 4,294,967,296 |
| AS18426 | STPI-AS-TW - National Applied Research Laboratories, TW | 2,048 | 0 |
| AS18429 | EXTRALAN-TW - Extra-Lan Technologies Co., LTD, TW | 43,008 | 0 |
| AS23712 | ISC-TPE1 - Internet Systems Consortium, TW | 256 | 65,536 |
| AS24154 | APBT-AS-TW - Asia Pacific Broadband Fixed Lines Co., Ltd., TW | 88,064 | 268,435,456 |
| AS24155 | APBW-AS-TW - Asia Pacific Broadband Wireless Communications Inc, TW | 8,704 | 268,435,456 |
| AS24157 | VIBO-NET-AS - Taiwan Star Telecom Corporation Limited.(Former Vibo Telecom Inc.), TW | 167,936 | 8,589,934,592 |
| AS24158 | taiwanmobile-as - Taiwan Mobile Co., Ltd., TW | 843,072 | 33,554,432 |
| AS24160 | ChiMei-AS - Chi Mei Corporation, TW | 4,096 | 0 |
| AS24163 | UBBNET-AS-TW - UNION BROADBAND NETWORK, TW | 78,336 | 0 |
| AS24164 | UBBNET-AS-TW - UNION BROADBAND NETWORK, TW | 257,536 | 0 |
| AS24165 | UBBNET-AS-TW - UNION BROADBAND NETWORK, TW | 23,552 | 0 |
| AS24167 | ASGCNet - Academia Sinica Grid Computing Center, TW | 13,568 | 4,294,967,296 |
| AS24168 | CLOUDMAX-AS-TW - Cloudmax Inc., TW | 1,536 | 65,536 |
| AS24169 | CHUAN-CHAN-NET-A - Chuan Chan Co. Ltd., TW | 256 | 0 |
| AS24506 | YAHOO-TP2 - Yahoo! Taiwan Inc., TW | 14,592 | 851,968 |
| AS38187 | DIgicentre-TW - Gamania Digital Entertainment Co., Ltd., TW | 256 | 0 |
| AS38385 | ALDFORD-AS-AP - Hoshin Multimedia Center Inc., TW | 1,536 | 0 |
| AS38797 | CNLINK-TW-AS-AP - Internet Service Provider. Taiwan, TW | 4,096 | 0 |
| AS38837 | GSNET - AION TECHNOLOGIES Inc., TW | 768 | 0 |
| AS38841 | kbro-AS-TW - kbro CO. Ltd., TW | 305,920 | 65,536 |
| AS38843 | PUMO-NET - PUMO NETWORK DIGITAL TECHNOLOGY CO.,LTD, TW | 11,264 | 4,294,967,296 |
| AS38844 | NTNU-TW - National Taiwan Normal University, TW | 66,304 | 0 |
| AS38845 | FJU-AS-TW - Fu Jen Catholic University, TW | 65,536 | 0 |
| AS38847 | NCHU-AS-TW - National Chung Hsing University, TW | 65,536 | 0 |
| AS38851 | TNET-NET - TNET Communication Inc., TW | 60,160 | 0 |
| AS45250 | VOCOM-TW-AS - Vocom International Telecommunication Inc., TW | 6,400 | 4,295,098,368 |
| AS45346 | WELLPOWER-AS-AP - WELL-POWER Tech Corp, TW | 256 | 0 |
| AS45504 | KINGSPEED-TW-AP - Kingspeed Int'l Inc., TW | 2,048 | 0 |
| AS45592 | SIMEX-TW-AP - Simex Limited, TW | 512 | 0 |
| AS45599 | EQUANTECH-TW-AP - Equantech Corporation, TW | 1,536 | 0 |
| AS45761 | GAMANIA-AS-HK1 - Gamania Digital Entertainment Co., Ltd., TW | 2,560 | 0 |
| AS55789 | IDC-TW - AsiaPacificNewTechnologies Co. Ltd, TW | 1,536 | 0 |
| AS59268 | QLINKS-AS - QLINKS, TW | 9,728 | 0 |
| AS131142 | APOL-AS-TW - Asia Pacific On-Line Service Inc., TW | 13,824 | 268,435,456 |
| AS131143 | ChinaTrust-AS-TW - Chinatrust Commercial Bank, TW | 2,048 | 4,294,967,296 |
| AS131144 | ASUS-AS-TW - ASUSTek COMPUTER INC., TW | 1,024 | 4,294,967,296 |
| AS131148 | BOT-AS-TW - Bank Of Taiwan, TW | 1,024 | 4,294,967,296 |
| AS131149 | YUANJHEN-AS-TW - Yuan-Jhen Info., Co., Ltd, TW | 8,192 | 17,179,934,720 |
| AS131150 | KH-AS-TW - Education Bureau, Kaohsiung City Government, Taiwan, TW | 5,632 | 0 |
| AS131164 | SINOTECH-TW-AP - Sinotech Int, TW | 1,024 | 0 |
| AS131273 | HIMOREDIGITAL-AS-AP - HiMORE Digital, TW | 512 | 0 |
| AS131584 | TAIFO-AS-TW - Taiwan Intelligent Fiber Optic Network Co.,Ltd., TW | 26,368 | 4,294,967,296 |
| AS131586 | NCIC-IDC-TW - New Century InfoComm Tech Co., Ltd., TW | 34,304 | 0 |
| AS131587 | MEGABANK_ASN - Mega International Commercial Bank, TW | 1,024 | 4,294,967,296 |
| AS131588 | FISC-AS-TW - Financial Information Service Co., Ltd., TW | 768 | 4,294,967,296 |
| AS131589 | Foxconn-AS-TW - Foxconn Technology Group, TW | 1,024 | 4,294,967,296 |
| AS131590 | TCB-NET - Taiwan Cooperative Bank, TW | 1,024 | 4,294,967,296 |
| AS131591 | AMBIT-AS-TW - Ambit Microsystem Corporation, TW | 281,856 | 268,435,456 |
| AS131593 | PEGATRON-NET - PEGATRON, TW | 1,024 | 0 |
| AS131595 | KTCFE-NET - Kingston Technology Fareast Corp., TW | 1,024 | 0 |
| AS131596 | TBCOM-NET - TBC, TW | 351,232 | 32,505,856 |
| AS131597 | NCDTV-TW - New Changhua Digital Cable TV CO,.Ltd, TW | 37,888 | 0 |
| AS131599 | Wistron - Wistron Corporation, TW | 1,024 | 0 |
| AS131600 | CHIEFANTIDDOS - Chief Telecom Inc., TW | 3,072 | 4,294,967,296 |
| AS131601 | DCT - Dynamic Computing Technology, TW | 2,304 | 0 |
| AS131603 | WSN-TW-NET-AS - Worldstar Network, TW | 2,304 | 0 |
| AS131605 | DRCLOUD - Inventec Besta CO.,LTD, TW | 1,024 | 4,294,967,296 |
| AS131607 | DCTV-AS-TW - Digidom CableTV Co., LTD., TW | 27,904 | 0 |
| AS131609 | TIDC-TW - Taiwan Envirotech Development Corp., TW | 1,024 | 0 |
| AS131610 | ANSONNET-AS-TW - Anson Network Limited (Taiwan), TW | 768 | 0 |
| AS131611 | GLOBALTRANSIT-AS-SDTV - San Da Cable TV Co., Ltd., TW | 1,024 | 0 |
| AS131613 | SHINCHENG-AS-TW - Shin Cheng of Digital Co., Ltd., TW | 256 | 65,536 |
| AS131614 | taiwanmobile-as - Taiwan Mobile Co., Ltd., TW | 0 | 4,294,967,296 |
| AS131618 | CARL-NET - Carl International Information ltd., TW | 5,128 | 0 |
| AS131619 | JIGENTEC-NET - Jigentec CO. LTD., TW | 1,024 | 0 |
| AS131620 | SERVCOMP-AS-TW - SERVCOMPUTING INC, TW | 768 | 0 |
| AS131621 | TWNIC-NET-AS - Taiwan Network Information Center, TW | 512 | 65,536 |
| AS131623 | SPETW-AS - SHOPEE (TAIWAN) CO. LTD., TW | 1,024 | 0 |
| AS131626 | NSS-GROUP-AS-TW - NSS INT'L CO., LTD., TW | 1,280 | 4,294,967,296 |
| AS131627 | Peicity-AS-TW - Peicity Digital Cable Television., LTD, TW | 104,448 | 0 |
| AS131628 | taifucloud-as-tw - Tai-Fu Cloud Co., Ltd., TW | 7,680 | 0 |
| AS131630 | GARENATW-AS - Garena (TAIWAN) CO. LTD., TW | 1,024 | 0 |
| AS131631 | SCNET-AS-TW - Sunchi Networks, TW | 768 | 0 |
| AS131632 | LETSWIN-ASN-1 - LETSWIN TELECOM CO., LTD., TW | 1,280 | 0 |
| AS131633 | SAKURAHOST-AS-TW - Sakura Internet Ltd., TW | 512 | 0 |
| AS131635 | AIRPAYTW-AS - Airpay TW, TW | 1,280 | 0 |
| AS131636 | WANIN - WANIN INTERNATIONAL CO., LTD., TW | 1,056 | 65,536 |
| AS131637 | FASTCLOUD-NET - FastCould, TW | 1,024 | 0 |
| AS131642 | PNI-AS-TW - Pittqiao Network Information Co.,Ltd., TW | 1,536 | 8,590,983,168 |
| AS131644 | ZENDONGINFO-NET - Zhendong Information, TW | 512 | 262,144 |
| AS131645 | KLICKKLACK-AS-TW - KlickKlack Co., Ltd, TW | 3,072 | 21,474,836,480 |
| AS131651 | LOONGAMING-AS-TW - loongaming, TW | 2,048 | 0 |
| AS131652 | KLICKKLACK-IS-AS - KLICKKLACK INFORMATION SECURITY CO., LTD., TW | 512 | 4,294,967,296 |
| AS131653 | CHENSHENG-AS-TPE - Chen Sheng Network Technology, TW | 512 | 0 |
| AS131655 | nanya-as-1 - NAN YA PLASTICS CORPORATION, TW | 512 | 131,072 |
| AS131657 | HUANGHR-AS-TW - HUANG HR CO., LTD., TW | 768 | 4,294,967,296 |
| AS131659 | NETEASE-AS-TW - NETEASE, TW | 2,048 | 0 |
| AS131660 | CHTCDN - Data Communication Business Group, TW | 256 | 65,536 |
| AS131662 | DENPAIO - Denpa Ltd., TW | 1,024 | 131,072 |
| AS131663 | GIGABYTE-AS-TW - GIGABYTE, TW | 256 | 0 |
| AS131667 | GRONEXT-AS - GRONEXT CO., LTD., TW | 512 | 4,294,967,296 |
| AS131668 | TWDS-AS-TW - Taiwan Digital Streaming Co., TW | 512 | 4,294,967,296 |
| AS131669 | THREATSONAR-AS-TW - DOPPLER CYBER THREAT SOLUTIONS INC., TW | 256 | 0 |
| AS131670 | THREATVISION-AS-TW - DOPPLER CYBER THREAT SOLUTIONS INC., TW | 256 | 0 |
| AS131671 | FANTASY - FANTASY TECHNOLOGY CO., LTD., TW | 512 | 0 |
| AS131674 | OPENRICH - OpenRich Technology Co., Ltd., TW | 512 | 4,294,967,296 |
| AS131675 | BEYONDORBIT-AS-TW - Beyond Orbit Co., Ltd., TW | 1,024 | 458,752 |
| AS131677 | OPENFOR - OpenFor Telecommunications Co., Ltd., TW | 512 | 4,294,967,296 |
| AS131678 | DQWL-AS - DQWLIT, TW | 256 | 0 |
| AS132738 | Shih-Hsin-AS-AP - Cynex Communications Corporation, TW | 256 | 0 |
| AS133089 | QUALCOMM-TW-AS-AP - Qualcomm Inc, TW | 256 | 16,777,216 |
| AS133158 | WELLPOWER-AS-AP - WELL-POWER Tech Corp, TW | 2,304 | 0 |
| AS134094 | SERVERFIELD-AS - SERVERFIELD CO., LTD., TW | 9,984 | 262,144 |
| AS134522 | HOSTINGINSIDE-AS-AP - HostingInside LTD., TW | 3,584 | 327,680 |
| AS134823 | SDCL-AS-AP - Sky Digital Co., Ltd., TW | 7,936 | 0 |
| AS135383 | RFCOLTD-AS-AP - Ruifeng Co., Ltd., TW | 512 | 655,360 |
| AS135387 | MAGNAHOSTINGLTD-TW - Magna Hosting Ltd, TW | 3,328 | 0 |
| AS135596 | HANSTECH-AS-HK - HanStrong Online Services, TW | 2,560 | 0 |
| AS136462 | MOOTECHASIA-AS-AP - Mootech Asia, TW | 2,048 | 0 |
| AS136756 | CXICL-AS-AP - Chen Xiang International Co., Ltd., TW | 2,048 | 0 |
| AS137015 | MOZILLA-AS-AP - MOZ 2008 Corporation, TW | 256 | 65,536 |
| AS138611 | CSTLC-AS-AP - Cloud Speed Technology Limited Co., TW | 2,816 | 0 |
| AS139471 | HWACENT-AS-AP - HWA CENT TELECOMMUNICATIONS LIMITED, TW | 1,280 | 0 |
| AS139472 | JERRY-AS-AP - Ruifeng Co., Ltd., TW | 0 | 65,536 |
| AS139903 | RETN-AS-AP - RETN Telecoms Ltd., TW | 512 | 65,536 |
| AS209557 | YI-Network - TSUNGYi YU, TW | 0 | 2,162,688 |