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Autonomous System

AS40933

Triangle Communications

Announced IPs
33,279
CIDR prefixes
67
ASN
AS40933

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 20-100Mbps
Geographic scope North America
Traffic ratio Heavy Inbound
Peering policy Open

AS40933 — global IP footprint

Cities where AS40933 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
72.255.128.0/18 16.4K
0.0%
US Montana Big Timber
72.255.160.0/19 8.2K
0.0%
Triangle Communications US Montana Big Timber
64.187.192.0/20 4.1K
0.6%
Triangle Communications US Montana Joliet
72.255.144.0/20 4.1K
0.0%
Triangle Communications US Montana Harlem
72.255.136.0/21 2.0K
0.0%
Triangle Communications US Montana Box Elder
72.255.152.0/21 2.0K
0.0%
Triangle Communications US Montana Chester
72.255.128.0/22 1.0K
0.0%
Triangle Communications US Montana Martinsdale
72.255.144.0/22 1.0K
0.0%
Triangle Communications US Montana Malta
66.113.60.0/23 512
0.8%
Triangle Communications US Montana Harlem
70.33.22.0/23 512
0.0%
Triangle Communications US Montana Havre
70.33.30.0/23 512
0.0%
Triangle Communications US Montana Havre
70.33.32.0/23 512
0.0%
Triangle Communications US Montana Havre
70.33.52.0/23 512
0.0%
Triangle Communications US Montana Fort Benton
72.255.134.0/23 512
0.0%
Triangle Communications US Montana Stanford
72.255.148.0/23 512
0.0%
Triangle Communications US Montana Malta
76.75.4.0/23 512
0.0%
Triangle Communications US
76.75.50.0/23 512
0.0%
Triangle Communications US Montana Big Sandy
216.129.226.0/23 512
86.7%
Triangle Communications US Montana Big Sandy
216.146.100.0/23 512
85.0%
Triangle Communications US
216.220.26.0/23 512
65.2%
Triangle Communications US
65.19.243.0/24 256
0.0%
Triangle Communications US Montana Havre
65.19.246.0/24 256
0.0%
Triangle Communications US
65.19.251.0/24 256
0.0%
Triangle Communications US
65.19.252.0/24 256
0.0%
Triangle Communications US
65.19.254.0/24 256
0.0%
Triangle Communications US
66.113.39.0/24 256
0.0%
Triangle Communications US
66.113.40.0/24 256
0.0%
Triangle Communications US
66.113.44.0/24 256
0.0%
Triangle Communications US
70.33.0.0/24 256
0.0%
Triangle Communications US Montana Havre
70.33.6.0/24 256
0.0%
Triangle Communications US Montana Havre
70.33.20.0/24 256
1.2%
Triangle Communications US
70.33.25.0/24 256
0.4%
Triangle Communications US Montana Havre
70.33.26.0/24 256
0.0%
Triangle Communications US Montana Havre
70.33.34.0/24 256
0.8%
Triangle Communications US
70.33.54.0/24 256
0.0%
Triangle Communications US
70.33.59.0/24 256
0.0%
Triangle Communications US Montana Havre
70.33.60.0/24 256
0.0%
Triangle Communications US Montana Havre
70.33.62.0/24 256
0.4%
Triangle Communications US
72.255.133.0/24 256
0.0%
Triangle Communications US Montana Reed Point
72.255.151.0/24 256
0.0%
Triangle Communications US Montana Chinook
76.75.27.0/24 256
0.0%
Triangle Communications US
76.75.28.0/24 256
0.0%
Triangle Communications US
76.75.63.0/24 256
0.0%
Triangle Communications US
216.129.241.0/24 256
91.0%
Triangle Communications US
216.129.247.0/24 256
91.0%
Triangle Communications US
216.129.254.0/24 256
89.5%
Triangle Communications US
216.146.98.0/24 256
80.9%
Triangle Communications US
216.220.1.0/24 256
70.7%
Triangle Communications US
216.220.4.0/24 256
68.4%
Triangle Communications US
216.220.11.0/24 256
71.9%
Triangle Communications US
216.220.14.0/24 256
72.3%
Triangle Communications US
216.220.28.0/24 256
73.0%
Triangle Communications US
72.255.132.128/25 128
0.0%
Triangle Communications US Montana Rudyard
72.255.150.128/25 128
0.0%
Triangle Communications US Montana Chinook
72.255.132.0/26 64
0.0%
Triangle Communications US Montana Malta
72.255.150.0/26 64
0.0%
Triangle Communications US Montana Chinook
72.255.132.96/27 32
0.0%
Triangle Communications US Montana Malta
72.255.150.64/27 32
0.0%
Triangle Communications US Montana Chinook
72.255.132.64/28 16
0.0%
Triangle Communications US Montana Malta
72.255.150.112/28 16
0.0%
Triangle Communications US Montana Chinook
72.255.132.80/29 8
0.0%
Triangle Communications US Montana Malta
72.255.150.104/29 8
0.0%
Triangle Communications US Montana Chinook
72.255.132.92/30 4
0.0%
Triangle Communications US Montana Malta
72.255.150.100/30 4
0.0%
Triangle Communications US Montana Chinook
72.255.132.90/31 2
0.0%
Triangle Communications US Montana Malta
72.255.150.98/31 2
0.0%
Triangle Communications US Montana Chinook
72.255.132.88/32 1
0.0%
Triangle Communications US Montana Malta
72.255.150.96/32 1
0.0%
Triangle Communications US Montana Chinook

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS40933 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
216.146.98.0/24 17,902 2026-07-18 10:52:29
216.220.14.0/24 17,495 2026-07-18 10:52:29
216.220.4.0/24 17,428 2026-07-18 10:52:29
70.33.20.0/24 17,410 2026-07-18 10:52:01
66.113.44.0/24 17,367 2026-07-18 10:52:01
216.129.227.0/24 16,728 2026-07-18 10:52:29
66.113.60.0/24 16,703 2026-07-18 10:52:01
64.187.207.0/24 16,666 2026-07-18 10:52:01
76.75.4.0/24 16,664 2026-07-18 10:52:01
64.187.195.0/24 16,647 2026-07-18 10:52:01
64.187.206.0/24 16,639 2026-07-18 10:52:01
64.187.198.0/24 16,626 2026-07-18 10:52:01
64.187.204.0/24 16,623 2026-07-18 10:52:01
64.187.194.0/24 16,611 2026-07-18 10:52:01
64.187.205.0/24 16,604 2026-07-18 10:52:01
64.187.193.0/24 16,603 2026-07-18 10:52:01
72.255.161.0/24 16,491 2026-07-18 10:52:01
72.255.159.0/24 11,440 2026-07-18 10:52:09
72.255.162.0/24 11,419 2026-07-18 10:52:09
72.255.129.0/24 11,412 2026-07-18 10:52:09
72.255.160.0/24 11,404 2026-07-18 10:52:09
72.255.158.0/24 11,403 2026-07-18 10:52:09
72.255.179.0/24 11,198 2026-07-18 10:52:09
72.255.141.0/24 10,828 2026-07-18 10:52:01
70.33.52.0/24 10,827 2026-07-18 10:52:01
76.75.50.0/24 10,812 2026-07-18 10:52:09
70.33.53.0/24 10,786 2026-07-18 10:52:01
72.255.184.0/24 10,771 2026-07-18 10:52:01
72.255.155.0/24 10,769 2026-07-18 10:52:01
72.255.189.0/24 10,767 2026-07-18 10:52:01
76.75.51.0/24 10,764 2026-07-18 10:52:09
72.255.163.0/24 10,763 2026-07-18 10:52:01
72.255.182.0/24 10,760 2026-07-18 10:52:01
72.255.188.0/24 10,751 2026-07-18 10:52:01
72.255.138.0/24 10,751 2026-07-18 10:52:01
72.255.153.0/24 10,744 2026-07-18 10:52:01
72.255.154.0/24 10,736 2026-07-18 10:52:01
72.255.183.0/24 10,722 2026-07-18 10:52:01
72.255.178.0/24 10,722 2026-07-18 10:52:01
72.255.146.0/24 10,700 2026-07-18 10:52:09
72.255.148.0/24 10,700 2026-07-18 10:52:09
72.255.147.0/24 10,699 2026-07-18 10:52:09
72.255.145.0/24 10,692 2026-07-18 10:52:09
72.255.139.0/24 10,652 2026-07-18 10:52:09
72.255.156.0/24 10,644 2026-07-18 10:52:09
72.255.157.0/24 10,629 2026-07-18 10:52:09
64.187.201.0/24 10,321 2026-07-18 10:52:09
64.187.202.0/24 10,290 2026-07-18 10:52:09
72.255.167.0/24 10,202 2026-07-18 10:52:09
72.255.166.0/24 10,198 2026-07-18 10:52:09

Showing top 50 of 142 announced prefixes by sample volume.

Frequently Asked Questions

What is AS40933?

AS40933 is an Autonomous System Number assigned to Triangle Communications. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS40933 announce?

AS40933 announces 33.3K IPv4 addresses distributed across 67 routed CIDR prefixes. The network is registered in United States.

Who operates AS40933?

AS40933 is operated by Triangle Communications. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS40933 registered in?

AS40933 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-18 11:25:31 UTC
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