AS55911 — kazukichi - kazukichi

AS55911 announces 1 IPv4 prefixes covering 512 addresses and 1 IPv6 prefixes.

About this network

The AS handle KAZUKICHI is held by kazukichi.

What it's used for

• The space carries a single IPv4 block with netname kazukichi-CIDR-BLK-JP and a set of IPv6 prefixes under 2401:98a0::/40.
• With 512 IPv4 addresses and 12 IPv6 prefixes announced against only 2 observed neighbours, the inventory suggests a small, self-contained network rather than a transit provider.
• PeeringDB classifies the operator as Educational/Research, indicating the traffic likely originates from academic or research activities within Japan.

Notable

• The RDAP registrant for the IPv4 space is Japan Network Information Center (JPNIC), which is consistent with the AS holder operating within the Japanese registry ecosystem.
• The address inventory is compact, consisting of one contiguous IPv4 /23 and a hierarchical set of IPv6 allocations.

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

Announced prefixes

• 157.66.180.0/23
• 2401:98a0::/32

Upstream networks

• AS63780 dual&Co. Inc.
• AS63773 dual&Co. Inc.

Adjacent networks

• AS63780 dual&Co. Inc.
• AS63773 dual&Co. Inc.

Routing security

• RPKI: 8 valid, 0 invalid and 0 not-found announcements; 7 ROAs.
• ASPA: none published.
• IRR: 0% of announcements registered; 0 route objects.
• Listed in as-sets: AS-BBIX-T, AS-BBIX-T-V6, AS-GCTR-JP, AS-GIGAINFRA, AS-GIGAINFRA-V6, AS-HURRICANEV6, AS-IIJ, AS-IIJ6, AS-KDD, AS-KDDI6, AS-OCN-V6, AS-OCN-V6, AS-PNAPTOK, AS-TELSTRA-INTL-CUSTOMERS, AS-UCOM, AS-USEN, AS-VECTANT, AS2497:AS-IIJ, AS2497:AS-IIJ6.