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Organization

Highmark Inc

IPv4 addresses
5,632
CIDR ranges
16
Category
unknown
BGP prefixes announced
22

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 Highmark Inc

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

ASNs owned by Highmark Inc

ASNNameIPsPrefixesCountry
AS21965 Highmark Inc 5.6K 16 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
157.154.4.0/22 1.0K
12.0%
AS21965 US
167.164.4.0/22 1.0K
10.4%
AS21965 US
157.154.3.0/24 256
2.7%
AS21965 US Pennsylvania Pittsburgh
157.154.8.0/24 256
0.4%
AS21965 US
157.154.11.0/24 256
0.0%
AS21965 US
157.154.14.0/24 256
0.0%
AS21965 US
157.154.20.0/24 256
0.0%
AS21965 US
167.164.3.0/24 256
1.2%
AS21965 US Pennsylvania Pittsburgh
167.164.8.0/24 256
0.4%
AS21965 US
167.164.11.0/24 256
0.0%
AS21965 US
167.164.14.0/24 256
0.0%
AS21965 US
167.164.20.0/24 256
0.0%
AS21965 US
192.152.123.0/24 256
0.0%
AS21965 US
199.190.160.0/24 256
0.0%
AS21965 US
199.190.163.0/24 256
0.0%
AS21965 US
199.190.164.0/24 256
0.0%
AS21965 US Pennsylvania Pittsburgh

Frequently Asked Questions

How many IP addresses does Highmark Inc own?

Highmark Inc controls 5.6K IPv4 addresses distributed across 16 CIDR ranges. The organization is registered in United States.

What ASNs does Highmark Inc operate?

Highmark Inc operates 1 Autonomous System. Each ASN represents an independently routed network that Highmark Inc manages for internet traffic delivery.

What type of organization is Highmark Inc?

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

Last updated: 2026-08-01 05:55:35 UTC
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