AS7539 National Center for High-performance Computing 🇹🇼 TW

National Applied Research Laboratories. Announcing 15 prefixes, seen at the RIS collectors.

IPv4 prefixes

90,112 (352 × /24)

IPv6 prefixes

1 × /32

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS7539
Name: National Center for High-performance Computing
Organisation: TaiWan Advanced Research and Education Network(TWAREN)
Country: 🇹🇼 TW
RIR: APNIC
Allocated: 1997-03-22
Network type: Educational/Research
Traffic levels: 5-10Gbps
Scope: Asia Pacific
Peering policy: Open
IRR as-set: AS7539:AS-TWAREN
Website: http://www.twaren.net/english/
PeeringDB: net/16281
Exchanges: 3

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

14 valid (93.3%) 1 invalid (6.7%) 0 no ROA (0.0%)

Whois

Fetched from whois.apnic.net

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:        PO Box 3646
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2026-08-26T00:40:00Z
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:         hostmaster@twnic.net.tw
admin-c:        ck373-AP
tech-c:         TW922-AP
tech-c:         NS10-AP
nic-hdl:        TWA2-AP
notify:         hostmaster@twnic.net.tw
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
abuse-c:        AT939-AP
mnt-by:         MAINT-TW-TWNIC
mnt-irt:        IRT-NCHC-TW
last-modified:  2025-11-06T09:06:40Z
source:         APNIC

irt:            IRT-NCHC-TW
address:        National Applied Research Laboratories National Center for High-performance Computing
address:        No. 7, R&D 6th Rd., Hsinchu Science Park, Hsinchu City,
address:        Taiwan, R.O.C. 30076
e-mail:         abuse@twaren.net
abuse-mailbox:  abuse@twaren.net
admin-c:        SC2941-AP
tech-c:         HT651-AP
auth:           # Filtered
mnt-by:         MAINT-TW-TWNIC
last-modified:  2026-07-16T02:54:39Z
source:         APNIC

role:           ABUSE TWNICAP
country:        ZZ
address:        3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
phone:          +000000000
e-mail:         hostmaster@twnic.tw
admin-c:        TWA2-AP
tech-c:         TWA2-AP
nic-hdl:        AT939-AP
remarks:        Generated from irt object IRT-TWNIC-AP
remarks:        hostmaster@twnic.tw was validated on 2025-05-23
abuse-mailbox:  hostmaster@twnic.tw
mnt-by:         APNIC-ABUSE
last-modified:  2025-05-23T00:02:10Z
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:         noc@twaren.net
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:         hostmaster@twnic.net.tw
mnt-by:         MAINT-TW-TWNIC
last-modified:  2010-11-19T07:03:41Z
source:         APNIC