AS54067 — CSC-ASN

AS54067 announces 1 IPv4 prefixes covering 512 addresses and 0 IPv6 prefixes.

About this network

The AS handle CSC-ASN is held by Columbia Sportswear Company.

What it's used for

• The space carries corporate infrastructure, identified by the netname CSC-54067 and registrant Columbia Sportswear Company; Datacom.
• The AS announces 512 IPv4 addresses within a single prefix (204.48.44.0/23) and maintains 4 observed neighbours, indicating a small internal corporate estate rather than a transit or access network.
• Traffic from this AS consists of office workers, web/API endpoints, and internal systems for a global outdoor apparel manufacturer based in Portland, Oregon.

Notable

• The registrant Columbia Sportswear Company; Datacom aligns with the announcer, confirming the space is owned by the company.
• The address inventory is compact, consisting of a single /23 block, which is typical for a corporate network segmenting its internal infrastructure.

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

Announced prefixes

• 204.48.44.0/23

Upstream networks

• AS20055 Wholesail networks LLC
• AS174 Cogent Communications, LLC
• AS33652 Comcast Cable Communications, LLC
• AS33490 Comcast Cable Communications, LLC

Adjacent networks

• AS20055 Wholesail networks LLC
• AS174 Cogent Communications, LLC
• AS33652 Comcast Cable Communications, LLC
• AS33490 Comcast Cable Communications, LLC

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-COMCAST-EDIA, AS-WHOLESAIL.