AS21951 — STOLAF

AS21951 announces 2 IPv4 prefixes covering 2,048 addresses and 1 IPv6 prefixes.

About this network

STOLAF is the autonomous system for St. Olaf College.

What it's used for

• The address space is registered under the netname ST-OLAF-COLLEGE for both announced IPv4 blocks.
• The AS announces 2048 IPv4 addresses across 2 prefixes and 1 IPv6 prefix, with 3 observed neighbours, indicating a small-scale institutional network.

Notable

• The registrants for both IPv4 prefixes match the AS holder, St. Olaf College.
• The inventory consists of two /22 IPv4 blocks and one /40 IPv6 block, typical for a single-site educational institution.

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

Announced prefixes

• 162.210.88.0/22
• 199.91.180.0/22
• 2620:132:b000::/40

Upstream networks

• AS6939 Hurricane Electric LLC
• AS57 University of Minnesota

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS57 University of Minnesota

Routing security

• RPKI: 0 valid, 0 invalid and 3 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 3 route objects.
• Listed in as-sets: AS-15011, AS-15011-V6, AS-HURRICANE, AS-HURRICANEV6, AS-NLG-PARTICIPANTS, AS-TRANSROUTE-SPEC, AS21951:AS-ALL.