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	Prefix	Description
	59.5.41.0/24	-
	219.255.136.0/24	KoreaCredit bureau
	219.255.137.0/24	SK Broadband Co Ltd

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS4766	Korea Telecom	✔	✘
	AS9318	SK Broadband Co Ltd	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS4766	Korea Telecom	✔	✘
	AS9318	SK Broadband Co Ltd	✔	✘

aut-num:        AS23587
as-name:        KCB-AS-KR
descr:          Korea Credit Bureau
country:        KR
admin-c:        AM1868-AP
tech-c:         AM1868-AP
import:         from AS4766
                action pref=10;
                accept ANY
import:         from AS9318
                action pref=100;
                accept ANY
export:         to AS4766
                announce AS23587
export:         to AS9318
                announce AS23587
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2019-05-09T06:26:01Z
source:         APNIC

Last Update: 2026-02-18T03:22:27Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
LEVEL3	as-level3-origins-na	0
ARIN	as-xo-b	58219
ARIN	as1239:as-customers	4238
RADB	as-skbroadband	971
RADB	as-kornetbgp	1266
RADB	as-hurricane	24647
NTTCOM	as-hanaro	441