AS40933 — TRIANGLE-COMMUNICATIONS

AS40933 announces 42 IPv4 prefixes covering 33,280 addresses and 0 IPv6 prefixes.

About this network

TRIANGLE-COMMUNICATIONS is operated by Triangle Communications.

What it's used for

• The address space carries residential and business internet access, with netnames including TTCA-4, TTCA-BLOCK, and numerous TRIANGLE-REALLOCATION entries.
• The AS announces 33,280 IPv4 addresses across 42 prefixes while maintaining only 3 observed neighbours, a ratio characteristic of an access network serving local subscribers rather than a transit provider.
• Traffic from this AS consists of subscriber eyeballs and voice services for customers in Montana, where the operator functions as a telecommunications cooperative providing Internet and Phone service.

Notable

• All registrants in the evidence pack are listed as Triangle Communications, consistent with the AS holder.
• The inventory is composed of a mix of larger blocks like 72.255.128.0/18 and many smaller /23 and /24 prefixes, reflecting a fragmented allocation history typical of regional ISPs.

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

Announced prefixes

• 64.187.192.0/20
• 65.19.243.0/24
• 65.19.246.0/24
• 65.19.251.0/24
• 65.19.252.0/24
• 65.19.254.0/24
• 66.113.39.0/24
• 66.113.40.0/24
• 66.113.44.0/24
• 66.113.60.0/23
• 70.33.0.0/24
• 70.33.6.0/24
• 70.33.20.0/24
• 70.33.22.0/23
• 70.33.25.0/24
• 70.33.26.0/24
• 70.33.30.0/23
• 70.33.32.0/23
• 70.33.34.0/24
• 70.33.52.0/23
• 70.33.54.0/24
• 70.33.59.0/24
• 70.33.60.0/24
• 70.33.62.0/24
• 72.255.128.0/18
• 76.75.4.0/23
• 76.75.27.0/24
• 76.75.28.0/24
• 76.75.50.0/23
• 76.75.63.0/24
• 216.129.226.0/23
• 216.129.241.0/24
• 216.129.247.0/24
• 216.129.254.0/24
• 216.146.98.0/24
• 216.146.100.0/23
• 216.220.1.0/24
• 216.220.4.0/24
• 216.220.11.0/24
• 216.220.14.0/24
• 216.220.26.0/23
• 216.220.28.0/24

Upstream networks

• AS6939 Hurricane Electric LLC
• AS8057 Vision Net, Inc.
• AS174 Cogent Communications, LLC

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS8057 Vision Net, Inc.
• AS174 Cogent Communications, LLC