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Organization

MDU Resources Group, Inc.

IPv4 addresses
65,024
CIDR ranges
7
Category
unknown
BGP prefixes announced
17

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.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Countries served by MDU Resources Group, Inc.

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by MDU Resources Group, Inc.

ASNNameIPsPrefixesCountry
AS64226 MDU Resources Group, Inc. 65.0K 7 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
162.57.0.0/17 32.8K
0.0%
AS64226 US North Dakota Bismarck
162.57.192.0/18 16.4K
0.0%
AS64226 US North Dakota Bismarck
162.57.160.0/19 8.2K
0.0%
AS64226 US
162.57.128.0/20 4.1K
0.0%
AS64226 US
162.57.152.0/21 2.0K
0.0%
AS64226 US
162.57.148.0/22 1.0K
0.0%
AS64226 US
162.57.144.0/23 512
0.0%
AS64226 US

Frequently Asked Questions

How many IP addresses does MDU Resources Group, Inc. own?

MDU Resources Group, Inc. controls 65.0K IPv4 addresses distributed across 7 CIDR ranges. The organization is registered in United States.

What ASNs does MDU Resources Group, Inc. operate?

MDU Resources Group, Inc. operates 1 Autonomous System. Each ASN represents an independently routed network that MDU Resources Group, Inc. manages for internet traffic delivery.

What type of organization is MDU Resources Group, Inc.?

MDU Resources Group, Inc. is categorized as unknown. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-25 16:40:31 UTC
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