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Autonomous System

AS40933

Triangle Communications

Announced IPs
33,280
CIDR prefixes
80
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 v1.2.0 — 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%
Triangle Communications US Montana Molt
72.255.160.0/19 8.2K
0.0%
Triangle Communications US Montana Molt
64.187.192.0/20 4.1K
0.6%
Triangle Communications US Montana Big Timber
72.255.128.0/20 4.1K
0.0%
Triangle Communications US Montana Rudyard
72.255.144.0/20 4.1K
0.0%
Triangle Communications US Montana Chester
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
72.255.148.0/22 1.0K
0.0%
Triangle Communications US Montana Chinook
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 Moore
72.255.144.0/23 512
0.0%
Triangle Communications US Montana Malta
72.255.148.0/23 512
0.0%
Triangle Communications US Montana Malta
76.75.4.0/23 512
0.0%
Triangle Communications US Montana Havre
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 Montana Havre
65.19.251.0/24 256
0.0%
Triangle Communications US Montana Havre
65.19.252.0/24 256
0.0%
Triangle Communications US Montana Havre
65.19.254.0/24 256
0.0%
Triangle Communications US Montana Havre
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
72.255.146.0/24 256
0.0%
Triangle Communications US Montana Malta
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 Montana Box Elder
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
72.255.147.0/25 128
0.0%
Triangle Communications US Montana Malta
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
72.255.147.192/26 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
72.255.147.128/27 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
72.255.147.176/28 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
72.255.147.168/29 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
72.255.147.164/30 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
72.255.147.160/31 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
72.255.147.162/32 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 85,692 2026-09-13 19:47:23
216.146.101.0/24 85,269 2026-09-13 19:47:37
64.187.195.0/24 35,785 2026-09-13 19:47:47
64.187.205.0/24 34,622 2026-09-13 19:47:47
64.187.207.0/24 34,499 2026-09-13 19:47:47
64.187.206.0/24 34,427 2026-09-13 19:47:47
64.187.204.0/24 34,348 2026-09-13 19:47:47
66.113.44.0/24 31,910 2026-09-13 19:47:47
70.33.20.0/24 31,686 2026-09-13 19:47:47
216.220.14.0/24 31,585 2026-09-13 19:47:47
72.255.178.0/24 31,454 2026-09-13 19:47:47
216.220.4.0/24 31,297 2026-09-13 19:47:47
76.75.4.0/24 30,982 2026-09-13 19:47:47
66.113.60.0/24 30,888 2026-09-13 19:47:47
216.129.227.0/24 30,788 2026-09-13 19:47:47
64.187.194.0/24 30,710 2026-09-13 19:47:47
64.187.198.0/24 30,634 2026-09-13 19:47:47
72.255.161.0/24 30,583 2026-09-13 19:47:47
64.187.193.0/24 30,493 2026-09-13 19:47:47
64.187.203.0/24 29,637 2026-09-13 19:47:25
76.75.5.0/24 28,937 2026-09-13 19:47:25
72.255.138.0/24 27,120 2026-09-13 19:47:47
72.255.168.0/24 26,164 2026-09-13 19:47:37
72.255.141.0/24 25,145 2026-09-13 19:47:47
70.33.52.0/24 25,067 2026-09-13 19:47:47
72.255.154.0/24 25,050 2026-09-13 19:47:47
72.255.155.0/24 25,006 2026-09-13 19:47:47
72.255.189.0/24 24,974 2026-09-13 19:47:47
72.255.163.0/24 24,936 2026-09-13 19:47:47
72.255.131.0/24 24,909 2026-09-13 19:47:37
72.255.188.0/24 24,669 2026-09-13 19:47:47
72.255.182.0/24 24,666 2026-09-13 19:47:47
72.255.184.0/24 24,627 2026-09-13 19:47:47
70.33.53.0/24 24,603 2026-09-13 19:47:47
72.255.183.0/24 24,543 2026-09-13 19:47:47
72.255.153.0/24 24,313 2026-09-13 19:47:47
64.187.202.0/24 22,546 2026-09-13 19:47:37
72.255.147.0/24 21,955 2026-09-13 19:47:37
72.255.143.0/24 21,532 2026-09-13 19:47:37
72.255.133.0/24 21,365 2026-09-13 19:47:37
72.255.186.0/24 21,364 2026-09-13 19:47:37
72.255.144.0/24 21,318 2026-09-13 19:47:37
216.146.100.0/23 21,311 2026-09-13 19:47:38
72.255.157.0/24 21,120 2026-09-13 19:47:37
72.255.136.0/24 20,985 2026-09-13 19:47:37
72.255.140.0/24 20,884 2026-09-13 19:47:25
72.255.180.0/24 20,588 2026-09-13 19:47:37
72.255.177.0/24 20,587 2026-09-13 19:47:37
72.255.164.0/24 20,459 2026-09-13 19:47:37
76.75.50.0/24 19,839 2026-09-13 19:47:37

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 80 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: 2026-09-13 20:11:08 UTC
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