AS18443 — APSC

AS18443 announces 3 IPv4 prefixes covering 1,024 addresses and 0 IPv6 prefixes.

About this network

The AS handle APSC is held by Alyeska Pipeline Service Company.

What it's used for

• The address space carries corporate network infrastructure, evidenced by the consistent netname ALYESKA and registrant Alyeska Pipeline Service Company; Network Services Primary across all prefixes.
• The AS announces 1024 IPv4 addresses across 3 prefixes with 3 observed neighbours, indicating a small, self-contained corporate estate rather than a transit or access provider.

Notable

• All registrants align with the announcer, consistently identifying Alyeska Pipeline Service Company; Network Services Primary.
• The address inventory is finely subdivided into three distinct blocks (151.169.28.0/23, 151.169.97.0/24, 151.169.240.0/24), typical of internal site segmentation for a large industrial operation.

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

Announced prefixes

• 151.169.28.0/23
• 151.169.97.0/24
• 151.169.240.0/24

Upstream networks

• AS7782 Alaska Communications Systems Group, Inc.
• AS21528 AlasConnect Inc.
• AS8047 GENERAL COMMUNICATION, INC.

Adjacent networks

• AS7782 Alaska Communications Systems Group, Inc.
• AS21528 AlasConnect Inc.
• AS8047 GENERAL COMMUNICATION, INC.