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	Prefix	Description
	103.130.236.0/24	Clark Technology Ltd.
	103.130.237.0/24	Clark Technology Ltd.
	2400:f420::/32	Clark Technology Ltd.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS20473	The Constant Company, LLC	✔	✔
	AS53667	FranTech Solutions	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS20473	The Constant Company, LLC	✔	✔
	AS53667	FranTech Solutions	✔	✘
	AS52025	ParadoxNetworks Limited	✔	✔
	AS134666	Hoshi Network	✔	✔
	AS214821	Wen-Ju, Chiang	✘	✔

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

Last Update: 2025-12-26T03:22:39Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as209533:as-bgptunnel	606
RIPE	as-tbs	492
RIPE	as-transroute-spec	19683
RIPE	as52025:as-downstreams-kansascity	1155
RADB	as20473:as-vultr	1653
RADB	as53667:as-customers	669