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Autonomous System

AS19605

3 Rivers Telephone Cooperative, Inc.

3 Rivers Telephone Cooperative, Inc. United States 🌐 3rivers.net
Announced IPs
23,289
CIDR prefixes
123
ASN
AS19605

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 →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
192.230.160.0/20 4.1K
0.0%
3 Rivers Telephone Cooperative, Inc. US Montana Belt
66.113.48.0/21 2.0K
0.0%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
76.75.8.0/21 2.0K
0.0%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
216.129.232.0/21 2.0K
88.7%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
66.113.48.0/22 1.0K
95.0%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
70.33.12.0/22 1.0K
0.0%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
70.33.16.0/22 1.0K
97.6%
3 Rivers Telephone Cooperative, Inc. US Montana Ennis
76.75.8.0/22 1.0K
89.9%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
142.79.60.0/22 1.0K
0.0%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
148.59.188.0/22 1.0K
99.6%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
164.152.180.0/22 1.0K
0.0%
3 Rivers Telephone Cooperative, Inc. US Montana Ennis
192.230.164.0/22 1.0K
67.9%
3 Rivers Telephone Cooperative, Inc. US Montana Belt
205.233.44.0/22 1.0K
0.0%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
216.220.16.0/22 1.0K
71.0%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
66.113.52.0/23 512
94.7%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
70.33.14.0/23 512
97.5%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
70.33.18.0/23 512
97.7%
3 Rivers Telephone Cooperative, Inc. US Montana Virginia City
76.75.12.0/23 512
83.6%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
76.75.34.0/23 512
87.3%
3 Rivers Telephone Cooperative, Inc. US Montana Sheridan
76.75.36.0/23 512
87.3%
3 Rivers Telephone Cooperative, Inc. US Montana Sheridan
76.75.58.0/23 512
87.9%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
192.230.162.0/23 512
68.0%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.168.0/23 512
66.0%
3 Rivers Telephone Cooperative, Inc. US Montana Sun River
192.230.174.0/23 512
65.0%
3 Rivers Telephone Cooperative, Inc. US Montana Belt
205.233.46.0/23 512
65.6%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
206.55.222.0/23 512
0.0%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
208.52.140.0/23 512
0.0%
3 Rivers Telephone Cooperative, Inc. US Montana Ennis
64.112.190.0/24 256
88.7%
3 Rivers Telephone Cooperative, Inc. US Montana Augusta
64.124.207.0/24 256
0.0%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
66.113.38.0/24 256
92.6%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
66.113.54.0/24 256
95.7%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
70.33.12.0/24 256
97.7%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
70.33.17.0/24 256
98.4%
3 Rivers Telephone Cooperative, Inc. US Montana Augusta
76.75.14.0/24 256
82.4%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
76.75.33.0/24 256
84.8%
3 Rivers Telephone Cooperative, Inc. US Montana Sheridan
76.75.39.0/24 256
90.2%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
76.75.44.0/24 256
78.9%
3 Rivers Telephone Cooperative, Inc. US Montana Twin Bridges
76.75.53.0/24 256
89.1%
3 Rivers Telephone Cooperative, Inc. US Montana Twin Bridges
76.75.55.0/24 256
75.0%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
192.222.9.0/24 256
67.6%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
192.230.160.0/24 256
70.7%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.170.0/24 256
64.1%
3 Rivers Telephone Cooperative, Inc. US Montana Ennis
192.230.173.0/24 256
71.5%
3 Rivers Telephone Cooperative, Inc. US Montana Belt
205.233.44.0/24 256
71.5%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
216.129.230.0/24 256
87.5%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sandy
216.146.107.0/24 256
83.6%
3 Rivers Telephone Cooperative, Inc. US Montana Augusta
216.146.109.0/24 256
80.1%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
216.146.110.0/24 256
86.7%
3 Rivers Telephone Cooperative, Inc. US Montana Power
66.113.55.128/25 128
93.8%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
70.33.13.0/25 128
98.4%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
70.33.16.0/25 128
96.9%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
76.75.15.128/25 128
94.5%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
192.230.161.0/25 128
69.5%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.162.128/25 128
69.5%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.163.0/25 128
66.4%
3 Rivers Telephone Cooperative, Inc. US Montana Great Falls
192.230.171.128/25 128
67.2%
3 Rivers Telephone Cooperative, Inc. US Montana Ennis
192.230.172.128/25 128
67.2%
3 Rivers Telephone Cooperative, Inc. US Montana Belt
205.233.45.128/25 128
66.4%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
66.113.55.0/26 64
93.8%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
70.33.13.192/26 64
98.4%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
70.33.16.192/26 64
96.9%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
76.75.15.64/26 64
93.8%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
192.230.161.128/26 64
68.8%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.162.64/26 64
70.3%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.163.128/26 64
67.2%
3 Rivers Telephone Cooperative, Inc. US Montana Great Falls
192.230.171.0/26 64
67.2%
3 Rivers Telephone Cooperative, Inc. US Montana Ennis
192.230.172.64/26 64
67.2%
3 Rivers Telephone Cooperative, Inc. US Montana Belt
205.233.45.64/26 64
65.6%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
66.113.55.64/27 32
93.8%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
70.33.13.128/27 32
100.0%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
70.33.16.128/27 32
96.9%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
76.75.15.0/27 32
93.8%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
192.230.161.224/27 32
68.8%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.162.32/27 32
68.8%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.163.192/27 32
65.6%
3 Rivers Telephone Cooperative, Inc. US Montana Great Falls
192.230.171.96/27 32
65.6%
3 Rivers Telephone Cooperative, Inc. US Montana Ennis
192.230.172.32/27 32
68.8%
3 Rivers Telephone Cooperative, Inc. US Montana Belt
205.233.45.32/27 32
65.6%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
66.113.55.112/28 16
93.8%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
70.33.13.160/28 16
100.0%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
70.33.16.160/28 16
93.8%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
76.75.15.32/28 16
93.8%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
192.230.161.208/28 16
68.8%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.162.16/28 16
68.8%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.163.224/28 16
68.8%
3 Rivers Telephone Cooperative, Inc. US Montana Great Falls
192.230.171.64/28 16
68.8%
3 Rivers Telephone Cooperative, Inc. US Montana Ennis
192.230.172.0/28 16
68.8%
3 Rivers Telephone Cooperative, Inc. US Montana Belt
205.233.45.16/28 16
68.8%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
66.113.55.104/29 8
87.5%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
70.33.13.184/29 8
100.0%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
70.33.16.184/29 8
100.0%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
76.75.15.56/29 8
100.0%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky
192.230.161.200/29 8
75.0%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.162.0/29 8
75.0%
3 Rivers Telephone Cooperative, Inc. US Montana Fairfield
192.230.163.240/29 8
62.5%
3 Rivers Telephone Cooperative, Inc. US Montana Great Falls
192.230.171.88/29 8
62.5%
3 Rivers Telephone Cooperative, Inc. US Montana Ennis
192.230.172.24/29 8
62.5%
3 Rivers Telephone Cooperative, Inc. US Montana Belt
205.233.45.0/29 8
62.5%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
66.113.55.96/30 4
100.0%
3 Rivers Telephone Cooperative, Inc. US Montana Choteau
70.33.13.180/30 4
100.0%
3 Rivers Telephone Cooperative, Inc. US Montana Big Sky

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS19605 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
66.113.48.0/21 15,475 2026-07-24 02:28:06
76.75.58.0/23 15,403 2026-07-24 02:28:06
148.59.188.0/22 13,691 2026-07-24 02:29:10
192.230.160.0/20 11,669 2026-07-24 02:29:10
76.75.8.0/21 11,641 2026-07-24 02:28:06
216.129.232.0/21 9,450 2026-07-24 02:28:06
76.75.34.0/23 9,035 2026-07-24 02:28:06
216.146.110.0/24 8,946 2026-07-24 02:24:28
64.112.190.0/24 8,143 2026-07-24 02:24:28
216.146.107.0/24 7,151 2026-07-24 02:28:06
216.129.230.0/24 7,141 2026-07-24 02:28:06
216.220.16.0/22 7,100 2026-07-24 02:28:06
205.233.44.0/22 7,038 2026-07-24 02:29:10
76.75.36.0/23 6,986 2026-07-24 02:28:06
142.79.60.0/22 6,983 2026-07-24 02:29:10
70.33.16.0/22 6,974 2026-07-24 02:28:06
208.52.140.0/23 6,973 2026-07-24 02:29:10
70.33.12.0/22 6,972 2026-07-24 02:28:06
192.222.9.0/24 6,971 2026-07-24 02:24:28
216.146.109.0/24 6,952 2026-07-24 02:24:28
66.113.38.0/24 6,899 2026-07-24 02:24:28
76.75.39.0/24 6,894 2026-07-24 02:24:28
76.75.44.0/24 6,893 2026-07-24 02:24:28
206.55.222.0/23 6,885 2026-07-24 02:29:10
164.152.180.0/22 6,860 2026-07-24 02:29:10
76.75.53.0/24 6,834 2026-07-24 02:24:28
76.75.33.0/24 6,834 2026-07-24 02:24:28
76.75.55.0/24 6,803 2026-07-24 02:24:28
64.124.207.0/24 6,800 2026-07-24 02:24:28
65.19.244.0/23 2,261 2026-07-12 19:08:10

Frequently Asked Questions

What is AS19605?

AS19605 is an Autonomous System Number assigned to 3 Rivers Telephone Cooperative, Inc.. 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 AS19605 announce?

AS19605 announces 23.3K IPv4 addresses distributed across 123 routed CIDR prefixes. The network is registered in United States.

Who operates AS19605?

AS19605 is operated by 3 Rivers Telephone Cooperative, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS19605 registered in?

AS19605 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: 2026-07-24 02:40:31 UTC
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