AS22666 — GBHSD

AS22666 announces 1 IPv4 prefixes covering 512 addresses and 0 IPv6 prefixes.

About this network

GBHSD is the autonomous system for Glenbrook High School District.

What it's used for

• The space carries the district's internal network, identified by the netname GLENBROOK-NETWORK and registrant Glenbrook High School District.
• The AS announces a single IPv4 prefix of 512 addresses (198.17.110.0/23) with one observed neighbour, indicating a small, self-contained educational network rather than a transit or large-scale access provider.

Notable

• The RDAP registrant Glenbrook High School District matches the AS handle and registry holder, confirming consistent ownership.
• The address inventory consists of a single /23 block, which is a standard allocation size for a small institutional network.

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

Announced prefixes

• 198.17.110.0/23

Upstream networks

• AS6325 Illinois Century Network

Adjacent networks

• AS6325 Illinois Century Network