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
4
1 × /32
Upstreams
3
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
32
transit customers observed
Customer cone
33
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
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%)

Announced prefixes

216 in total

Prefix RPKI Peers Sample path First seen
210.219.42.0/24 v4 RPKI valid 46 24482175791237 2026-09-18
210.219.45.0/24 v4 RPKI valid 46 24482175791237 2026-09-18
210.219.47.0/24 v4 RPKI valid 46 24482175791237 2026-09-18
210.219.48.0/22 v4 RPKI valid 46 24482175791237 2026-09-18
210.219.52.0/24 v4 RPKI valid 46 24482175791237 2026-09-18
210.219.55.0/24 v4 RPKI valid 46 24482175791237 2026-09-18
210.219.56.0/21 v4 RPKI valid 46 24482175791237 2026-09-18
210.219.62.0/23 v4 RPKI valid 46 24482175791237 2026-09-18
210.219.62.0/24 v4 RPKI valid 46 24482175791237 2026-09-18
211.213.190.0/24 v4 no ROA 46 24482175791237 2026-09-18
218.233.7.0/24 v4 no ROA 46 24482175791237 2026-09-18
218.234.156.0/24 v4 no ROA 46 24482175791237 2026-09-18
2001:320::/32 v6 no ROA 34 24482175791237 2026-09-18
2001:320:b00:1000::/64 v6 no ROA 1 349275665547661237 2026-09-18
2001:320:4002:1000::/64 v6 no ROA 1 349275665547661237 2026-09-18
2001:320:4002:2000::/64 v6 no ROA 1 349275665547661237 2026-09-18