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	Prefix	Description
	121.134.234.0/24	Korea Telecom
	210.103.25.0/24	Korea Telecom

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS3786	LG DACOM Corporation	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS3786	LG DACOM Corporation	✔	✘

aut-num:        AS18333
as-name:        ATNET-AS-KR
descr:          at(Korea Argo-Fisheries   Food Trade Corporation)
country:        KR
admin-c:        AM2142-AP
tech-c:         AM2142-AP
import:         from AS4766
                action pref=100;
                accept ANY
import:         from AS9318
                action pref=1;
                accept ANY
export:         to AS4766
                announce AS18333
export:         to AS9318
                announce AS18333
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2018-11-27T08:38:04Z
source:         APNIC

Last Update: 2026-06-10T03:22:40Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-dacom	718
RADB	as-skbroadband	981
RADB	as3491:as-customers-ap	71361
RADB	as-kornetbgp	1274
ARIN	as-xo-b	59928