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.

AS Numbers: 181 | Build: 2020-05-22
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
IPv4: 38323624 | IPv6: 10052465197056