AS22950 — USASK - University of Saskatchewan

AS22950 announces 6 IPv4 prefixes covering 68,352 addresses and 1 IPv6 prefixes.

About this network

The AS handle USASK is operated by University of Saskatchewan.

What it's used for

• The address space carries university infrastructure, evidenced by netnames such as USASK, SASK-NET, SLIP-1, and UOFS registered to the University of Saskatchewan.
• The AS announces 68,352 IPv4 addresses across 6 prefixes and 1 IPv6 prefix, while maintaining only 3 observed neighbours, a ratio indicative of an access or eyeball network rather than a transit provider.

Notable

• All registrants for the announced prefixes align with the announcer, consistently listing the University of Saskatchewan.
• The address inventory consists of a large /16 block alongside several smaller /22 and /24 blocks, reflecting a typical internal corporate or institutional estate structure.

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

Announced prefixes

• 128.233.0.0/16
• 192.75.63.0/24
• 192.75.171.0/24
• 192.139.76.0/24
• 198.169.12.0/22
• 198.169.16.0/22
• 2620:ae::/48

Upstream networks

• AS26806 SRNet Saskatchewan Research Network Inc.
• AS803 Saskatchewan Telecommunications

Downstream networks

• AS21995 Canadian Light Source Inc.

Adjacent networks

• AS26806 SRNet Saskatchewan Research Network Inc.
• AS21995 Canadian Light Source Inc.
• AS803 Saskatchewan Telecommunications

Routing security

• RPKI: 13 valid, 0 invalid and 0 not-found announcements; 8 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 30 route objects.
• Listed in as-sets: AS-ALLSTREAM-CLIENTS, AS-BIGPIPE, AS-HURRICANE, AS-HURRICANEV6, AS-NEXICOM, AS-ROGERS:AS-CUSTOMERS, AS-TRANSROUTE-SPEC, AS-YXEIX-RS-MEMBERS, AS22950:AS-CLS, AS22950:AS-UOFS.