AS1237 Korea Research Environment Open NETwork 🇰🇷 KR

KISTI. Announcing 216 prefixes, seen at the RIS collectors.

IPv4 prefixes

212

306,944 (1,199 × /24)

IPv6 prefixes

1 × /32

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS1237
Name: Korea Research Environment Open NETwork
Organisation: KREONET
Country: 🇰🇷 KR
RIR: APNIC
Allocated: 2002-08-01
Network type: Educational/Research
Traffic levels: 50-100Gbps
Scope: Regional
Peering policy: Open
IRR as-set: AS1237:AS-KREONET
Website: http://kreonet.net
PeeringDB: net/27407
Exchanges: 1

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

205 valid (94.9%) 0 invalid (0.0%) 11 no ROA (5.1%)

Upstreams

Networks seen providing transit to this one

Network	Country	Cone	IPv4 prefixes	Paths	Source
AS4766 Korea Telecom	🇰🇷 KR	23,810	2,776	5,266	CAIDA
AS399861 Mobite Network LLC	🇺🇸 US	36	20	598	CAIDA

Peers

Adjacencies that look settlement-free rather than transit

Network	Country	Cone	IPv4 prefixes	Paths	Source
AS9270 National Infomation Society Agency	🇰🇷 KR	8	23	23	CAIDA
AS9317 INHA UNIVERSITY	🇰🇷 KR	0	51	562	CAIDA
AS9488 Seoul National University	🇰🇷 KR	0	20	439	CAIDA
AS18026 JEJU NATIONAL UNIVERSITY	🇰🇷 KR	0	17	191	CAIDA
AS18034 Gangneung-Wonju National University	🇰🇷 KR	0	25	172	CAIDA
AS9686 SungKyunKwan University (SKKU)	🇰🇷 KR	0	8	77	CAIDA
AS7560 Jeonbuk National University	🇰🇷 KR	0	31	14	CAIDA
AS38696 Korea Brain Research Institute	🇰🇷 KR	0	2	13	CAIDA
AS45963 KIRAMS (Korea Institute of Radiological Medical Sciences)	🇰🇷 KR	0	1	13	CAIDA
AS18298 Chungnam National University	🇰🇷 KR	0	1	10	CAIDA
AS55589 Korea Institute of Industrial Technology	🇰🇷 KR	0	9	7	CAIDA

Downstreams

Networks this one appears to provide transit to

Network	Country	IPv4 prefixes	Paths	Source
AS17579 KISTI	🇰🇷 KR	27	15,488	CAIDA
AS9568 KOREA INSTITUTE OF MACHINERY MATERIALS (KIMM)	🇰🇷 KR	32	1,504	CAIDA
AS18297 K-JIST	🇰🇷 KR	27	1,269	CAIDA
AS7564 Korea Atomic Energy Research Institute	🇰🇷 KR	32	1,210	CAIDA
AS131795 KOREA INSTITUTE OF ENERGY RESEARCH	🇰🇷 KR	13	611	CAIDA
AS9949 Hoseo University	🇰🇷 KR	25	447	CAIDA
AS24026 KOREA INSTITUTE OF FUSION ENERGY	🇰🇷 KR	9	423	CAIDA
AS2385 Korea Research Institute of Bioscience Biotechnology	🇰🇷 KR	9	423	CAIDA
AS10052 Kyungpook National University	🇰🇷 KR	33	410	CAIDA
AS17595 Korea Institute of Nuclear Safety	🇰🇷 KR	8	376	CAIDA
AS9489 Korea Aerospace Research Institute	🇰🇷 KR	9	373	CAIDA
AS9637 Korea Basic Science Institute	🇰🇷 KR	7	329	CAIDA
AS17856 Konyang University	🇰🇷 KR	7	322	CAIDA
AS45379 Ulsan National Institute of Science and Technology	🇰🇷 KR	8	318	CAIDA
AS9275 Korea Astronomy Observatory	🇰🇷 KR	7	263	CAIDA
AS9695 KISTI	🇰🇷 KR	4	176	CAIDA
AS1704 Korea Advanced Institute of Science and Technology	🇰🇷 KR	4	164	CAIDA
AS131830 Institute for Basic Science	🇰🇷 KR	3	141	CAIDA
AS1781 Korea Advanced Institute of Science and Technology	🇰🇷 KR	8	120	CAIDA
AS38426 KOREA RURAL ECONOMIC INSTITUTE	🇰🇷 KR	8	105	CAIDA
AS23596 Korea Internet Security Agency	🇰🇷 KR	5	99	CAIDA
AS152212 Korea Institute of Science and Technology Evaluation and Planning	🇰🇷 KR	2	94	CAIDA
AS18336 Korea Institute of Oriental Medicine	🇰🇷 KR	2	94	CAIDA
AS10070 KRISS Sub DAEJON	🇰🇷 KR	2	94	CAIDA
AS55616 Daegu Gyeongbuk Institute of Science and Technology	🇰🇷 KR	11	92	CAIDA
AS152671 SPARCS	🇰🇷 KR	1	77	CAIDA
AS3784 Pohang University of Science and Technology	🇰🇷 KR	5	68	CAIDA
AS17866 Korea Institute of Science and Technology	🇰🇷 KR	1	47	CAIDA
AS131869 University of Science and Technology	🇰🇷 KR	1	47	CAIDA
AS10162 Seoul National University Hospital	🇰🇷 KR	4	47	CAIDA
AS10063 Korea Meteorological Administration	🇰🇷 KR	11	46	CAIDA
AS10187 Korea Information Society Developement Institute	🇰🇷 KR	1	43	CAIDA

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.