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Organization

First Horizon National Corporation

IPv4 addresses
2,560
CIDR ranges
5
Category
unknown
BGP prefixes announced
9

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 First Horizon National Corporation

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

ASNs owned by First Horizon National Corporation

ASNNameIPsPrefixesCountry
AS26351 First Horizon National Corporation 2.6K 5 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
208.65.44.0/22 1.0K
0.0%
AS26351 US
198.54.244.0/23 512
0.0%
AS26351 US
208.65.40.0/23 512
0.0%
AS26351 US
76.77.152.0/24 256
87.9%
AS26351 US
208.65.43.0/24 256
0.0%
AS26351 US

Frequently Asked Questions

How many IP addresses does First Horizon National Corporation own?

First Horizon National Corporation controls 2.6K IPv4 addresses distributed across 5 CIDR ranges. The organization is registered in United States.

What ASNs does First Horizon National Corporation operate?

First Horizon National Corporation operates 1 Autonomous System. Each ASN represents an independently routed network that First Horizon National Corporation manages for internet traffic delivery.

What type of organization is First Horizon National Corporation?

First Horizon National Corporation is categorized as unknown. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-30 19:40:30 UTC
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