AS30243 — SPSD

AS30243 announces 1 IPv4 prefixes covering 4,096 addresses and 0 IPv6 prefixes.

About this network

SPSD is the autonomous system for The School District of the City of Saginaw.

What it's used for

• The space carries the district's internal network operations, identified by the netname SPSNET and registrant "The School District of the City of Saginaw; Network Operations Center".
• The AS announces 4096 IPv4 addresses within a single /20 prefix (216.182.144.0/20) and maintains only 1 observed neighbour, indicating a self-contained educational network rather than a transit provider.

Notable

• The RDAP registrant matches the registry holder exactly, confirming the address space is owned and operated by the school district itself.
• The address inventory consists of a single contiguous block, typical for a municipal or institutional network managing its own infrastructure.

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

Announced prefixes

• 216.182.144.0/20

Upstream networks

• AS22974 Charter Communications LLC

Adjacent networks

• AS22974 Charter Communications LLC