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	Prefix	Description
	45.248.72.0/22	National Infomation Society Agency
	61.252.52.0/22	National Infomation Society Agency
	61.252.56.0/22	National Infomation Society Agency
	61.252.57.0/24	National Infomation Society Agency
	61.252.58.0/24	National Infomation Society Agency
	103.22.220.0/22	National Infomation Society Agency
	116.89.172.0/24	National Infomation Society Agency
	116.89.173.0/24	National Infomation Society Agency
	116.89.174.0/24	National Infomation Society Agency
	116.89.177.0/24	National Infomation Society Agency
	116.89.178.0/24	National Infomation Society Agency
	116.89.184.0/21	National Infomation Society Agency
	116.89.184.0/22	National Infomation Society Agency
	116.89.188.0/24	National Infomation Society Agency
	116.89.189.0/24	National Infomation Society Agency
	116.89.190.0/24	National Infomation Society Agency
	116.89.191.0/24	National Infomation Society Agency
	203.255.248.0/21	TEIN CC
	203.255.248.0/22	TEIN CC
	203.255.252.0/22	SOONGSIL UNIVERSITY
	210.114.88.0/21	-
	2407:c000::/32	National Infomation Society Agency

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS4766	Korea Telecom	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS4766	Korea Telecom	✔	✘
	AS4635	HKIX Route Servers	✘	✔
	AS10052	Kyungpook National University	✔	✔
	AS7660	Asia Pacific Advanced Network - Japan	✔	✔
	AS7560	Jeonbuk National University	✔	✘
	AS1237	KISTI	✔	✘
	AS24490	Trans-Eurasia Information Network (TEIN2) - SG	✔	✘
	AS10197	Chonnam National University	✔	✘
	AS9317	INHA UNIVERSITY	✔	✘
	AS17870	Kyung Hee University	✔	✘
	AS23855	Singapore Advanced Research and Education Network	✔	✘
	AS24489	Trans-Eurasia Information Network (TEIN2) - North	✔	✔
	AS9002	RETN Limited	✘	✔
	AS55616	DGIST	✔	✘
	AS18026	JEJU NATIONAL UNIVERSITY	✔	✘
	AS9686	SungKyunKwan University (SKKU)	✔	✘
	AS49544	i3D.net B.V	✘	✔
	AS24482	SG.GS	✘	✔
	AS45796	UIH / BB Connect	✘	✔
	AS38008	Aperture Science Limited	✘	✔
	AS10063	Korea Meteorological Administration	✔	✘
	AS140096	JINX CO., LIMITED	✘	✔
	AS36236	NetActuate, Inc	✘	✔
	AS13335	Cloudflare, Inc.	✘	✔
	AS152671	SPARCS	✔	✘
	AS17866	Korea Institute of Science and Technology	✔	✘

aut-num:        AS9270
as-name:        APAN-KR-AS
descr:          National Infomation Society Agency
country:        KR
admin-c:        AM1984-AP
tech-c:         AM1984-AP
import:         from AS7563
                action pref=100;
                accept ANY
import:         from AS7600
                action pref=100;
                accept ANY
export:         to AS7563
                announce AS9270
export:         to AS7600
                announce AS9270
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2019-02-01T06:44:03Z
source:         APNIC

Last Update: 2025-04-16T03:22:14Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as20965:as-from-tein-to-geant	653
ARIN	as1239:as-customers	4238
RADB	as-kinx-transit	192
NTTCOM	as-hanaro	441
RADB	as-wide-v6	30
ARIN	as293:as-from-singaren-to-esnet	4548
RADB	as-kornetre	96
RADB	as-kornetbgp	1241
ARIN	as293:as-from-transpac-to-esnet	542
RADB	as-hurricane	23453
LEVEL3	as-level3-origins-na	0
APNIC	as23855:as-nren-transit	16
RADB	as-nca	64
RADB	as-kdddmpeer	192
RADB	as-hkix	70553
ARIN	as-xo-b	54989