AS18401 — AS18401-AS-KR DAEGU UNIVERSITY

AS18401 announces 7 IPv4 prefixes covering 27,648 addresses and 0 IPv6 prefixes.

About this network

AS18401 is operated by Daegu University.

What it's used for

• The address space carries university network traffic, with netnames TGUNET-KR and KREN-KR indicating allocation through the Korean Research and Education Network.
• The AS announces 27,648 IPv4 addresses across 7 prefixes while maintaining only 2 observed neighbours, a ratio characteristic of an access or eyeball network rather than a transit provider.

Notable

• Registrants for all announced prefixes are IRT-KRNIC-KR, which aligns with the Korean National Internet Center managing allocations for domestic educational institutions.
• The inventory consists of a mix of /18, /20, /21, /23, and /24 blocks, including two /24s in the 160.30.0.0/16 range, suggesting a segmented internal corporate or campus estate.

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

Announced prefixes

• 112.137.176.0/21
• 160.30.229.0/24
• 160.30.235.0/24
• 203.207.16.0/20
• 203.241.214.0/23
• 203.244.128.0/18
• 220.149.0.0/20

Upstream networks

• AS9318 SK Broadband Co Ltd
• AS4766 Korea Telecom

Adjacent networks

• AS9318 SK Broadband Co Ltd
• AS4766 Korea Telecom

Routing security

• RPKI: 0 valid, 0 invalid and 25 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 59 route objects.
• Listed in as-sets: AS-DACOM, AS-HANARO, AS-HURRICANE, AS-KORNETBGP, AS-SKBROADBAND, AS-XO-B.