AS63910 Clark Technology Ltd. 🇹🇼 TW

Announcing 2 prefixes, seen at the RIS collectors.

IPv4 prefixes

512 (2 × /24)

IPv6 prefixes

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS63910
Name: Clark Technology Ltd.
Organisation: Clark Technology Ltd.
Country: 🇹🇼 TW
RIR: APNIC
Allocated: 2014-11-19
Network type: Enterprise
Scope: Global
Peering policy: Open
IRR as-set: AS-CLARK
Website: https://clark.tw
PeeringDB: net/32796

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

2 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Whois

Fetched from whois.apnic.net

as-block:       AS63488 - AS63999
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:  2013-09-11T23:49:48Z
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:       AS63891 - AS63910
descr:          TWNIC-TW-AS-BLOCK11
remarks:        These AS numbers are further assigned by TWNIC
remarks:        to TWNIC members
admin-c:        TWA2-AP
tech-c:         TWA2-AP
mnt-by:         MAINT-TW-TWNIC
mnt-lower:      MAINT-TW-TWNIC
last-modified:  2014-11-19T07:06:19Z
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:        AS63910
as-name:        CLARK-AS
descr:          Clark Technology Ltd.
descr:          3F., No. 81, Sec. 1, Roosevelt Rd., Zhongzheng Dist.,
descr:          Taipei City 100029, Taiwan
country:        TW
admin-c:        CC3354-AP
tech-c:         CC3354-AP
mnt-by:         MAINT-TW-TWNIC
mnt-irt:        IRT-CLARK-TW
import:         from AS20473 action pref=100; accept ANY
import:         from AS6939 action pref=100; accept ANY
export:         to AS20473 announce AS63910
export:         to AS6939 announce AS63910
default:        to AS20473 action pref=10; networks ANY
last-modified:  2023-04-11T07:23:49Z
source:         APNIC

irt:            IRT-CLARK-TW
address:        3F., No. 81, Sec. 1, Roosevelt Rd., Zhongzheng Dist., Taipei City 100029, Taiwan
e-mail:         noc@clark-chen.com
abuse-mailbox:  noc@clark-chen.com
admin-c:        CC3354-AP
tech-c:         CC3354-AP
auth:           # Filtered
mnt-by:         MAINT-TW-TWNIC
last-modified:  2026-07-16T02:54:31Z
source:         APNIC

person:         Clark Chen
address:        3F., No. 81, Sec. 1, Roosevelt Rd., Zhongzheng Dist., Taipei City 100029, Taiwan
country:        TW
phone:          +886-9-72206088
e-mail:         noc@clark-chen.com
nic-hdl:        CC3354-AP
mnt-by:         MAINT-TW-TWNIC
last-modified:  2025-08-28T07:31:30Z
source:         APNIC
remarks:        (hid:CC0404-S-TW)