AS Name
TWAREN-TW
Org Name
National Center for High-performance Computing
Registry Region
Taiwan
IPv4Prefixes

18

IPv6Prefixes

1

IPv4 NUMs

89,088

IPv6 NUMs(/64)

4,294,967,296

89,088 IPv4 Addresses
CIDR Description IP Num
103.124.72.0/22 NARL-NET National Applied Research Laboratories 1024
103.124.73.0/24 NARL-NET National Applied Research Laboratories 256
140.110.0.0/24 TANET-BNETS imported inetnum object for MOEC 256
140.110.0.0/18 TANET-BNETS imported inetnum object for MOEC 16384
140.110.0.0/16 TANET-BNETS imported inetnum object for MOEC 65536
140.110.16.96/28 TANET-BNETS imported inetnum object for MOEC 16
140.110.64.0/19 TANET-BNETS imported inetnum object for MOEC 8192
140.110.122.96/28 TANET-BNETS imported inetnum object for MOEC 16
140.110.160.0/19 TANET-BNETS imported inetnum object for MOEC 8192
140.110.192.0/18 TANET-BNETS imported inetnum object for MOEC 16384
140.110.200.0/21 TANET-BNETS imported inetnum object for MOEC 2048
140.110.211.0/28 TANET-BNETS imported inetnum object for MOEC 16
203.145.200.0/21 NARL-NET National Applied Research Laboratories 2048
203.145.200.48/28 NARL-NET National Applied Research Laboratories 16
203.145.208.0/20 NARL-NET National Applied Research Laboratories 4096
210.200.32.0/20 APOL Asia Pacific On-line Services Inc. 4096
211.73.64.0/19 NBEN-TW National Center for High-Performance Computing 8192
211.79.48.0/20 TANET2-NET country: tw National Center for High-performance Computing 4096
CIDR Description IP NUMs(prefix /64)
2001:e10::/32 TWARENV6-TWNIC-TW-20031127 Taiwan Advanced Research and Education 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS293 ESNET, US United States 132,864 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS1103 SURFNET-NL - SURFnet bv, NL Netherlands 6,223,616 281,509,336,514,560 IPv4 IPv4
AS9264 ASNET - Academia Sinica Computing Center, TW Taiwan 91,136 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS9505 TWGATE-AP - Chunghwa Telecom Co., Ltd., TW Taiwan 22,528 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS10133 TPIX-AS-TW - Chief Telecom Inc., TW Taiwan 512 4,294,967,296 IPv4 IPv4
AS11537 INTERNET2-RESEARCH-EDU - Internet2, US United States 9,472 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS2153 CSUNET-NE - California State University, Office of the Chancellor, US United States 1,280 16,777,216 IPv4 IPv4
AS3462 HINET - Chunghwa Telecom Co., Ltd., TW Taiwan 12,270,848 8,808,977,924,096 IPv4 IPv4
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,520,896 1,125,281,693,696 IPv4 IPv4 IPv6 IPv6
AS20965 GEANT - GEANT Vereniging, GB United Kingdom 9,216 8,589,934,592 IPv4 IPv4
AS24167 ASGCNet - Academia Sinica Grid Computing Center, TW Taiwan 13,824 4,294,967,296 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS1659 ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center, TW Taiwan 6,004,480 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS10133 TPIX-AS-TW - Chief Telecom Inc., TW Taiwan 512 4,294,967,296 IPv6 IPv6
AS18426 STPI-AS-TW - National Applied Research Laboratories, TW Taiwan 2,048 0 IPv4 IPv4
AS9924 TFN-TW - Taiwan Fixed Network, Telco and Network Service Provider., TW Taiwan 2,508,032 141,733,920,768 IPv6 IPv6
AS18422 ITRINET-AS-TW - Industrial Technology Research Institute, TW Taiwan 69,632 4,294,967,296 IPv6 IPv6
AS17711 NDHU-TW - National Dong Hwa University, TW Taiwan 94,720 0 IPv4 IPv4
AS17716 NTU-TW - National Taiwan University, TW Taiwan 393,472 0 IPv4 IPv4
AS18047 NTHU-TW - National Tsing-Hua University, TW Taiwan 73,728 0 IPv4 IPv4
AS18181 NHRINet - National Health Research Institutes, TW Taiwan 4,160 0 IPv4 IPv4
AS18420 NCU-TW - National Central University, TW Taiwan 65,536 0 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
United States PacificWave - Pacific Wave Exchange in Los Angeles and Seattle 207.231.240.133 2001:504:b:20::133 10 Gbps 2018-04-06 06:35:26
Taiwan TPIX-TW - Taipei Internet Exchange 203.163.222.114 2406:d400:1:133:203:163:222:114 10 Gbps 2020-03-30 08:24:42

Private Peering Facilities

Country/Region Name City Website Updated
IP Address Domain NUMs Domains
103.124.74.38 1 e-traffic.ctsp.gov.tw
103.124.75.35 1 omnicare.asus.life
103.124.75.96 1 talk.pdis.nat.gov.tw
as-block:       AS7467 - AS7722
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2008-09-04T06:40:26Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         [email protected]
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         [email protected]
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC


as-block:       AS7532 - AS7539
descr:          TWNIC-TW-AS-BLOCK
remarks:        These AS numbers are further assigned by TWNIC
remarks:        to TWNIC members
admin-c:        TWA2-AP
tech-c:         TWA2-AP
mnt-by:         APNIC-HM
mnt-lower:      MAINT-TW-TWNIC
last-modified:  2017-06-29T23:47:08Z
source:         APNIC

role:           TWNIC Whois Administrator
address:        Taiwan Network Information Center
address:        3F., No. 123, Sec. 4, Bade Rd., Songshan Dist.,
address:        Taipei, Taiwan, 105
country:        TW
phone:          +886-2-25289696
fax-no:         +886-2-25287756
e-mail:         [email protected]
admin-c:        ck373-AP
tech-c:         TW922-AP
tech-c:         NS10-AP
nic-hdl:        TWA2-AP
notify:         [email protected]
mnt-by:         MAINT-TW-TWNIC
last-modified:  2020-01-02T03:54:20Z
source:         APNIC



aut-num:        AS7539
as-name:        TWAREN-TW
descr:          National Center for High-performance Computing
descr:          HsinChu Taiwan 300
country:        TW
import:         from AS7539
                action pref=10;
                accept ANY
import:         from AS1659
                action pref=100;
                accept ANY
import:         from AS9264
                action pref=100;
                accept ANY
import:         from AS145
                action pref=100;
                accept ANY
import:         from AS7610
                action pref=100;
                accept ANY
import:         from AS11537
                action pref=100;
                accept ANY
import:         from AS293
                action pref=100;
                accept ANY
import:         from AS10764
                action pref=100;
                accept ANY
export:         to AS7539
                announce AS7539
export:         to AS1659
                announce AS7539
export:         to AS9264
                announce AS7539
export:         to AS145
                announce AS7539
export:         to AS7610
                announce AS7539
export:         to AS11537
                announce AS7539
export:         to AS293
                announce AS7539
export:         to AS10764
                announce AS7539
default:        to AS7539
                action pref=100;
                networks ANY
admin-c:        nNA6-AP
tech-c:         nNA6-AP
mnt-by:         MAINT-TW-TWNIC
mnt-irt:        IRT-TWNIC-AP
last-modified:  2017-07-11T07:02:49Z
source:         APNIC

irt:            IRT-TWNIC-AP
address:        Taipei, Taiwan, 100
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        TWA2-AP
tech-c:         TWA2-AP
auth:           # Filtered
remarks:        Please note that TWNIC is not an ISP and is not empowered
remarks:        to investigate complaints of network abuse.
mnt-by:         MAINT-TW-TWNIC
last-modified:  2015-10-08T07:58:24Z
source:         APNIC

role:           nchc Network Administrator
address:        No.7, R Road VI Hsinchu Science-Based Industrial Park
address:        Hsinchu, Taiwan , R.O.C
country:        TW
phone:          +886-6-505-0940
fax-no:         +886-6-505-0945
e-mail:         [email protected]
admin-c:        TLL14-AP
tech-c:         SC1772-AP
tech-c:         HMT4-AP
nic-hdl:        nNA6-AP
remarks:        The role object should be used when making
remarks:        changes to admin-c or tech-c handle.
notify:         [email protected]
mnt-by:         MAINT-TW-TWNIC
last-modified:  2010-11-19T07:03:41Z
source:         APNIC