AS22315 — SBCSS

AS22315 announces 7 IPv4 prefixes covering 64,768 addresses and 0 IPv6 prefixes.

About this network

The AS handle SBCSS is held by San Bernardino County Superintendent of Schools.

What it's used for

• The address space carries educational network traffic, evidenced by the reverse DNS record NAT-20-255.sbcss.k12.ca.us and the consistent netname SBCSS across all registrants.
• The AS announces 64768 IPv4 addresses across 80 prefixes while maintaining only 1 observed neighbour, a ratio that indicates an internal corporate estate rather than a transit or access provider.

Notable

• All registrants for the largest prefixes agree with the announcer, listing "San Bernardino County Superintendent of Schools; NOC" as the registrant.
• The address inventory is finely subdivided into numerous /21 and /22 blocks within the 163.150.0.0/16 range, reflecting site-by-site segmentation for the 33 school districts served by the agency.

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

Announced prefixes

• 163.150.0.0/17
• 163.150.128.0/18
• 163.150.192.0/19
• 163.150.224.0/20
• 163.150.240.0/22
• 163.150.247.0/24
• 163.150.248.0/21

Upstream networks

• AS2152 CENIC

Adjacent networks

• AS2152 CENIC