AS21995 — CLS-NETWORK-01

AS21995 announces 1 IPv4 prefixes covering 256 addresses and 0 IPv6 prefixes.

About this network

The AS handle CLS-NETWORK-01 is operated by Canadian Light Source Inc.

What it's used for

• The space carries the internal network for the Canadian Light Source, a synchrotron light source facility located in Saskatoon, Saskatchewan.
• The inventory consists of a single IPv4 prefix, 199.45.167.0/24, comprising 256 addresses, with 0 IPv6 prefixes announced.
• With only 1 observed neighbour, the low address-to-neighbour ratio indicates this is a small, isolated internal corporate estate rather than a transit or access network.

Notable

• The registrant for the sole prefix 199.45.167.0/24 is Canadian Light Source Inc., which matches the AS holder exactly.
• The address inventory is minimal, consisting of a single /24 block that is finely subdivided for internal site segmentation.

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

Announced prefixes

• 199.45.167.0/24

Upstream networks

• AS22950 University of Saskatchewan

Adjacent networks

• AS22950 University of Saskatchewan