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	Prefix	Description
	103.191.22.0/23	National Taiwan University of Science and Technology

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS18046	DongFong Technology Co. Ltd.	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS18046	DongFong Technology Co. Ltd.	✔	✘

aut-num:        AS63899
as-name:        CHUAN-CHAN-NET-A
descr:          National Taiwan University of Science and Technology
descr:          No.43, Keelung Rd., Sec.4, Daan Dist.,
descr:          Taipei City,Taiwan
country:        TW
import:         from AS212359 action pref=100;accept ANY
import:         from AS212360 action pref=100;accept ANY
import:         from AS17415 action pref=100;accept ANY
import:         from AS131645 action pref=100;accept ANY
export:         to AS4780 announce AS63899
export:         to AS3462 announce AS63899
export:         to AS7481 announce AS63899
default:        to AS9505 action pref=10; networks ANY
admin-c:        JMX1-AP
tech-c:         ECD1-AP
abuse-c:        AT939-AP
mnt-by:         MAINT-TW-TWNIC
mnt-irt:        IRT-NTUSTCCADM-TW
last-modified:  2025-11-06T09:29:01Z
source:         APNIC

Last Update: 2025-12-27T03:22:24Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as18046:as-cone	12
RADB	as-kddcustomer2	8206
RIPE	as-retn-actual-v4	12371
RADB	as-telstra-intl-customers	11849
RADB	as-dft-transit	20
RADB	as-telstra-testing-1	11766