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Autonomous System

AS11961

Mid-Rivers Telephone Cooperative

Mid-Rivers Telephone Cooperative United States 🌐 midrivers.com
Announced IPs
28,666
CIDR prefixes
151
ASN
AS11961

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 →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Selective
IRR record AS-MIDRIVERS

Present at 3 internet exchanges: SIX Seattle: MTU 1500, IX-Denver: IX-Denver Fabric, MICE: Shared Peering

Website ↗

AS11961 — global IP footprint

Cities where AS11961 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
72.250.128.0/19 8.2K
0.0%
Mid-Rivers Telephone Cooperative US Montana Roundup
216.228.32.0/19 8.2K
0.0%
Mid-Rivers Telephone Cooperative US Montana Sidney
64.89.208.0/20 4.1K
0.0%
Mid-Rivers Telephone Cooperative US Montana Glendive
72.250.128.0/20 4.1K
0.0%
Mid-Rivers Telephone Cooperative US Montana Roundup
108.59.112.0/20 4.1K
0.0%
Mid-Rivers Telephone Cooperative US Montana Miles City
144.86.208.0/20 4.1K
0.0%
Mid-Rivers Telephone Cooperative US Montana Lewistown
216.228.32.0/20 4.1K
71.8%
Mid-Rivers Telephone Cooperative US Montana Sidney
64.89.208.0/21 2.0K
88.9%
Mid-Rivers Telephone Cooperative US Montana Glendive
72.250.136.0/21 2.0K
99.2%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.144.0/21 2.0K
99.1%
Mid-Rivers Telephone Cooperative US Montana Baker
72.250.152.0/21 2.0K
99.2%
Mid-Rivers Telephone Cooperative US Montana Roundup
144.86.208.0/21 2.0K
84.2%
Mid-Rivers Telephone Cooperative US Montana Lewistown
64.89.216.0/22 1.0K
87.2%
Mid-Rivers Telephone Cooperative US Montana Glendive
72.250.128.0/22 1.0K
99.1%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.132.0/22 1.0K
0.0%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.148.0/22 1.0K
99.2%
Mid-Rivers Telephone Cooperative US Montana Baker
72.250.152.0/22 1.0K
99.2%
Mid-Rivers Telephone Cooperative US Montana Roundup
108.59.112.0/22 1.0K
98.9%
Mid-Rivers Telephone Cooperative US Montana Miles City
108.59.124.0/22 1.0K
99.0%
Mid-Rivers Telephone Cooperative US Montana Miles City
144.86.212.0/22 1.0K
83.8%
Mid-Rivers Telephone Cooperative US Montana Lewistown
144.86.216.0/22 1.0K
86.4%
Mid-Rivers Telephone Cooperative US Montana Lewistown
216.228.48.0/22 1.0K
70.9%
Mid-Rivers Telephone Cooperative US Montana Glendive
216.228.60.0/22 1.0K
74.2%
Mid-Rivers Telephone Cooperative US Montana Baker
64.89.218.0/23 512
88.1%
Mid-Rivers Telephone Cooperative US Montana Glendive
64.89.220.0/23 512
89.1%
Mid-Rivers Telephone Cooperative US Montana Glendive
72.250.128.0/23 512
0.0%
Mid-Rivers Telephone Cooperative US — —
72.250.132.0/23 512
99.2%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.144.0/23 512
99.2%
Mid-Rivers Telephone Cooperative US Montana Miles City
72.250.158.0/23 512
99.2%
Mid-Rivers Telephone Cooperative US Montana Sidney
108.59.116.0/23 512
98.8%
Mid-Rivers Telephone Cooperative US Montana Miles City
108.59.120.0/23 512
99.2%
Mid-Rivers Telephone Cooperative US Montana Miles City
144.86.210.0/23 512
79.1%
Mid-Rivers Telephone Cooperative US Montana Lewistown
144.86.222.0/23 512
80.5%
Mid-Rivers Telephone Cooperative US Montana Lewistown
216.228.54.0/23 512
72.1%
Mid-Rivers Telephone Cooperative US Montana Sidney
216.228.58.0/23 512
72.5%
Mid-Rivers Telephone Cooperative US Montana Sidney
64.89.217.0/24 256
88.3%
Mid-Rivers Telephone Cooperative US Montana Glendive
64.89.223.0/24 256
92.2%
Mid-Rivers Telephone Cooperative US Montana Glendive
72.250.130.0/24 256
0.0%
Mid-Rivers Telephone Cooperative US — —
72.250.135.0/24 256
99.2%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.147.0/24 256
99.2%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.157.0/24 256
99.2%
Mid-Rivers Telephone Cooperative US Montana Jordan
108.59.119.0/24 256
99.2%
Mid-Rivers Telephone Cooperative US Montana Miles City
108.59.123.0/24 256
99.2%
Mid-Rivers Telephone Cooperative US Montana Sidney
144.86.209.0/24 256
89.1%
Mid-Rivers Telephone Cooperative US Montana Lewistown
144.86.220.0/24 256
86.7%
Mid-Rivers Telephone Cooperative US Montana Lewistown
216.228.52.0/24 256
72.7%
Mid-Rivers Telephone Cooperative US Montana Sidney
216.228.57.0/24 256
74.2%
Mid-Rivers Telephone Cooperative US Montana Baker
64.89.216.128/25 128
84.4%
Mid-Rivers Telephone Cooperative US Montana Glendive
64.89.222.0/25 128
92.2%
Mid-Rivers Telephone Cooperative US Montana Glendive
72.250.131.128/25 128
0.0%
Mid-Rivers Telephone Cooperative US — —
72.250.134.128/25 128
99.2%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.146.0/25 128
98.4%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.156.0/25 128
99.2%
Mid-Rivers Telephone Cooperative US Montana Jordan
108.59.118.0/25 128
99.2%
Mid-Rivers Telephone Cooperative US Montana Miles City
108.59.122.0/25 128
99.2%
Mid-Rivers Telephone Cooperative US Montana Miles City
144.86.208.128/25 128
91.4%
Mid-Rivers Telephone Cooperative US Montana Lewistown
144.86.221.128/25 128
85.9%
Mid-Rivers Telephone Cooperative US Montana Lewistown
216.228.53.128/25 128
72.7%
Mid-Rivers Telephone Cooperative US Montana Sidney
216.228.56.0/25 128
71.9%
Mid-Rivers Telephone Cooperative US Montana Baker
64.89.216.0/26 64
84.4%
Mid-Rivers Telephone Cooperative US Montana Glendive
64.89.222.192/26 64
92.2%
Mid-Rivers Telephone Cooperative US Montana Glendive
72.250.131.64/26 64
0.0%
Mid-Rivers Telephone Cooperative US — —
72.250.134.0/26 64
98.4%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.146.128/26 64
98.4%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.156.192/26 64
100.0%
Mid-Rivers Telephone Cooperative US Montana Jordan
108.59.118.192/26 64
98.4%
Mid-Rivers Telephone Cooperative US Montana Miles City
108.59.122.64/26 64
98.4%
Mid-Rivers Telephone Cooperative US Montana Miles City
108.59.122.192/26 64
98.4%
Mid-Rivers Telephone Cooperative US Montana Miles City
144.86.208.0/26 64
90.6%
Mid-Rivers Telephone Cooperative US Montana Lewistown
144.86.221.0/26 64
85.9%
Mid-Rivers Telephone Cooperative US Montana Lewistown
216.228.53.64/26 64
71.9%
Mid-Rivers Telephone Cooperative US Montana Sidney
216.228.56.128/26 64
71.9%
Mid-Rivers Telephone Cooperative US Montana Baker
64.89.216.64/27 32
84.4%
Mid-Rivers Telephone Cooperative US Montana Glendive
64.89.222.160/27 32
90.6%
Mid-Rivers Telephone Cooperative US Montana Glendive
72.250.131.0/27 32
0.0%
Mid-Rivers Telephone Cooperative US — —
72.250.134.96/27 32
100.0%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.146.160/27 32
100.0%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.146.192/27 32
100.0%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.156.160/27 32
100.0%
Mid-Rivers Telephone Cooperative US Montana Jordan
108.59.118.160/27 32
100.0%
Mid-Rivers Telephone Cooperative US Montana Miles City
108.59.122.32/27 32
100.0%
Mid-Rivers Telephone Cooperative US Montana Miles City
108.59.122.160/27 32
100.0%
Mid-Rivers Telephone Cooperative US Montana Miles City
144.86.208.64/27 32
90.6%
Mid-Rivers Telephone Cooperative US Montana Lewistown
144.86.221.96/27 32
87.5%
Mid-Rivers Telephone Cooperative US Montana Lewistown
216.228.53.32/27 32
71.9%
Mid-Rivers Telephone Cooperative US Montana Sidney
216.228.56.192/27 32
71.9%
Mid-Rivers Telephone Cooperative US Montana Baker
64.89.216.96/28 16
87.5%
Mid-Rivers Telephone Cooperative US Montana Glendive
64.89.222.128/28 16
93.8%
Mid-Rivers Telephone Cooperative US Montana Glendive
72.250.131.48/28 16
0.0%
Mid-Rivers Telephone Cooperative US — —
72.250.134.64/28 16
100.0%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.146.144/28 16
100.0%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.146.240/28 16
100.0%
Mid-Rivers Telephone Cooperative US Montana Roundup
72.250.156.144/28 16
100.0%
Mid-Rivers Telephone Cooperative US Montana Jordan
108.59.118.144/28 16
100.0%
Mid-Rivers Telephone Cooperative US Montana Miles City
108.59.122.16/28 16
100.0%
Mid-Rivers Telephone Cooperative US Montana Miles City
108.59.122.128/28 16
100.0%
Mid-Rivers Telephone Cooperative US Montana Miles City
144.86.208.112/28 16
93.8%
Mid-Rivers Telephone Cooperative US Montana Lewistown
144.86.221.80/28 16
87.5%
Mid-Rivers Telephone Cooperative US Montana Lewistown
216.228.53.0/28 16
75.0%
Mid-Rivers Telephone Cooperative US Montana Sidney
216.228.56.224/28 16
68.8%
Mid-Rivers Telephone Cooperative US Montana Baker

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS11961 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
72.250.153.0/24 13,370 2026-07-29 00:26:28
72.250.152.0/24 11,813 2026-07-29 00:26:28
144.86.208.0/20 9,205 2026-07-29 00:26:16
72.250.128.0/19 9,123 2026-07-29 00:26:16
64.89.208.0/20 9,098 2026-07-29 00:26:16
108.59.112.0/20 9,063 2026-07-29 00:26:16
216.228.32.0/19 8,929 2026-07-29 00:26:16

Frequently Asked Questions

What is AS11961?

AS11961 is an Autonomous System Number assigned to Mid-Rivers Telephone Cooperative. 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 AS11961 announce?

AS11961 announces 28.7K IPv4 addresses distributed across 151 routed CIDR prefixes. The network is registered in United States.

Who operates AS11961?

AS11961 is operated by Mid-Rivers Telephone Cooperative. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS11961 registered in?

AS11961 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: 2026-07-29 00:40:31 UTC
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