AS55909 — KOCHI-CT National Institute of Technology, Kochi College

AS55909 announces 1 IPv4 prefixes covering 256 addresses and 1 IPv6 prefixes.

About this network

KOCHI-CT is the autonomous system for National Institute of Technology, Kochi College.

What it's used for

• The space carries the institutional network of the college, identified by the netname KCT-NET-CIDR-BLK-JP and the registrant Japan Network Information Center; IRT-JPNIC-JP.
• The AS announces 256 IPv4 addresses and 1 IPv6 prefix, with a single observed neighbour, indicating a small, self-contained campus network rather than a transit or large-scale access provider.
• Traffic from this AS consists of academic and research communications associated with the National Institute of Technology, Kochi College, a Japanese technical institution.

Notable

• The RDAP registrant for the announced prefix 103.12.158.0/24 is Japan Network Information Center; IRT-JPNIC-JP, which is the standard registry for Japanese IP space and aligns with the announcer's identity.
• The address inventory consists of a single /24 IPv4 block and a single /48 IPv6 prefix, representing a compact allocation typical for a small educational facility.

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

Announced prefixes

• 103.12.158.0/24
• 2001:df0:2cc::/48

Upstream networks

• AS2907 Research Organization of Information and Systems, National Institute of Informatics

Adjacent networks

• AS2907 Research Organization of Information and Systems, National Institute of Informatics

Routing security

• RPKI: 0 valid, 0 invalid and 4 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 0% of announcements registered; 0 route objects.
• Listed in as-sets: AS-9824TRANSIT, AS-9824TRANSIT6, AS-BBIX-T, AS-GIGAINFRA, AS-GIGAINFRA-V6, AS-IIJ, AS-IIJ6, AS-KDD, AS-KDDCUSTOMER2, AS-KDDI6, AS-MESH-CUSTOMER:AS10010, AS-MESH-CUSTOMER:AS18260, AS-OCN-V6, AS-OCN-V6, AS-TOKAI, AS-TOKAI6, AS-VECTANT, AS20965:AS-FROM-TEIN-TO-GEANT, AS2497:AS-IIJ, AS2497:AS-IIJ6.