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If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	113.198.160.0/21	Korean Education Network
	113.198.168.0/22	Korean Education Network
	114.71.62.0/24	Korean Education Network
	114.71.63.0/24	Korean Education Network
	117.17.95.0/24	Korean Education Network
	117.17.96.0/21	Korean Education Network
	117.17.104.0/23	Korean Education Network
	117.17.116.0/24	Korean Education Network
	192.203.138.0/24	JEJU NATIONAL UNIVERSITY
	203.237.202.0/23	CHEJU NATIONAL UNIVERSITY
	203.253.192.0/19	-
	210.93.72.0/22	CHEJU NATIONAL UNIVERSITY
	220.68.2.0/23	CHEJU NATIONAL UNIVERSITY
	220.69.174.0/23	CHEJU NATIONAL UNIVERSITY
	220.149.40.0/22	CHEJU NATIONAL UNIVERSITY
	223.194.230.0/23	Korean Education Network
	223.194.232.0/22	Korean Education Network

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS4766	Korea Telecom	✔	✘
	AS1237	KISTI	✔	✘
	AS9318	SK Broadband Co Ltd	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS4766	Korea Telecom	✔	✘
	AS1237	KISTI	✔	✘
	AS9318	SK Broadband Co Ltd	✔	✘
	AS9270	National Infomation Society Agency	✔	✘

aut-num:        AS18026
as-name:        CHEJU-AS-KR
descr:          JEJU NATIONAL UNIVERSITY
country:        KR
admin-c:        AM1333-AP
tech-c:         AM1333-AP
import:         from AS3786
                action pref=1;
                accept ANY
import:         from AS4766
                action pref=1;
                accept ANY
import:         from AS9270
                action pref=1;
                accept ANY
export:         to AS3786
                announce AS18026
export:         to AS4766
                announce AS18026
export:         to AS9270
                announce AS18026
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2021-12-01T06:06:02Z
source:         APNIC

Last Update: 2026-03-13T03:22:26Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-kornetbgp	1266
RADB	as-sejong	374
RIPE	as-transroute-spec	19641
RADB	as-hurricane	24681
RADB	as-dacom	716
ARIN	as293:as-from-singaren-to-esnet	4548
ARIN	as-xo-b	57964
ARIN	as293:as-from-transpac-to-esnet	532
RADB	as1237:as-kreonet-customers	63
ARIN	as1239:as-customers	4238
RADB	as-shinbiro	360
RIPE	as20965:as-from-tein-to-geant	656
RADB	as-skbroadband	973