AS18023 — KMU-AS-KR Korea Maritime and Ocean University

AS18023 announces 13 IPv4 prefixes covering 11,520 addresses and 0 IPv6 prefixes.

About this network

KMU-AS-KR is operated by Korea Maritime and Ocean University.

What it's used for

• The address space carries university infrastructure, indicated by the registrant KMU-AS-KR and netnames KREN-KR and KORNET-KR associated with the Korean Research and Education Network.
• The AS announces 11,520 IPv4 addresses across 13 prefixes with only 2 observed neighbours, a ratio typical of a single-site institutional network rather than a transit provider.

Notable

• Registrants for all listed prefixes are IRT-KRNIC-KR, consistent with the Korean Internet Registry managing the space for the university.
• The address inventory consists of 13 IPv4 prefixes ranging from /21 to /24, with no IPv6 prefixes in the inventory.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 61.82.252.0/22
• 121.144.249.0/24
• 121.144.250.0/24
• 203.230.240.0/21
• 203.230.248.0/22
• 203.230.252.0/23
• 203.234.92.0/22
• 203.255.212.0/22
• 211.197.72.0/23
• 211.220.46.0/24
• 218.154.144.0/22
• 220.69.252.0/23
• 220.149.72.0/21

Upstream networks

• AS4766 Korea Telecom
• AS3786 LG DACOM Corporation

Adjacent networks

• AS4766 Korea Telecom
• AS3786 LG DACOM Corporation

Routing security

• RPKI: 0 valid, 0 invalid and 41 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 56% of announcements registered; 42 route objects.
• Listed in as-sets: AS-DACOM, AS-HURRICANE, AS-KORNETBGP, AS-XO-B.