AS9920 - ISTVC-AS-TW - IMPROVE SYSTEM TECHNOLOGY CO., LTD., TW

as-block:       AS9249 - AS10239
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:  2022-09-22T22:36:45Z
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:       AS9915 - AS9924
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:  2017-06-29T23:49:13Z
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:        AS9920
country:        TW
as-name:        ISTVC-AS-TW
admin-c:        TR413-AP
tech-c:         TR413-AP
abuse-c:        TR413-AP
mnt-irt:        IRT-ISTVC-TW
descr:          IMPROVE SYSTEM TECHNOLOGY CO., LTD.
descr:          19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist., New Taipei City 220
default:        to AS41051 action pref=4; networks ANY
default:        to AS20473 action pref=2; networks ANY
default:        to AS17408 action pref=2; networks ANY
export:         to AS41051 announce AS9920
export:         to AS20473 announce AS9920
export:         to AS17408 announce AS9920
import:         from AS41051 accept ANY
import:         from AS20473 accept ANY
import:         from AS17408 accept ANY
remarks:        (oid:ISTVC)
last-modified:  2026-06-21T05:37:00Z
source:         APNIC
mnt-by:         MAINT-TW-TWNIC

irt:            IRT-ISTVC-TW
address:        IMPROVE SYSTEM TECHNOLOGY CO., LTD.
address:        19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist.,
address:        New Taipei City 220
e-mail:         tonychang22@istvc.com.tw
abuse-mailbox:  tonychang22@istvc.com.tw
admin-c:        TR413-AP
tech-c:         TR413-AP
auth:           # Filtered
mnt-by:         MAINT-TW-TWNIC
last-modified:  2026-07-16T02:54:36Z
source:         APNIC

role:           TWNIC ROLE-ISTVC
nic-hdl:        TR413-AP
address:        IMPROVE SYSTEM TECHNOLOGY CO., LTD.
address:        19F-2., No. 37, Sec. 2, Sanmin Rd., Banqiao Dist., New Taipei City 220
country:        TW
phone:          +886-2-29569810
e-mail:         proton@istvc.com.tw
abuse-mailbox:  proton@istvc.com.tw
admin-c:        PC1087-AP
tech-c:         PC1087-AP
remarks:        (hid:PC0916-S-TW)
last-modified:  2026-01-09T09:55:25Z
source:         APNIC
mnt-by:         MAINT-TW-TWNIC