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Organization

Arthur J. Gallagher & Co.

IPv4 addresses
8,448
CIDR ranges
10
Category
unknown
BGP prefixes announced
21

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 Arthur J. Gallagher & Co.

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

ASNs owned by Arthur J. Gallagher & Co.

ASNNameIPsPrefixesCountry
AS46342 Arthur J. Gallagher & Co. 8.4K 10 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
151.147.192.0/21 2.0K
6.6%
AS46342 US
151.147.160.0/22 1.0K
10.5%
AS46342 US
151.147.176.0/22 1.0K
0.0%
AS46342 US
151.147.188.0/22 1.0K
13.9%
AS46342 US
151.147.240.0/22 1.0K
1.4%
AS46342 US
151.147.252.0/22 1.0K
0.5%
AS46342 US
151.147.150.0/23 512
0.0%
AS46342 US
151.147.178.0/23 512
0.0%
AS46342 GB
151.147.155.0/24 256
0.4%
AS46342 US
151.147.176.0/24 256
0.0%
AS46342 GB
151.147.177.0/24 256
0.0%
AS46342 US
151.147.235.0/24 256
15.2%
AS46342 US
160.191.22.0/24 256
0.0%
AS46342 AU

Frequently Asked Questions

How many IP addresses does Arthur J. Gallagher & Co. own?

Arthur J. Gallagher & Co. controls 8.4K IPv4 addresses distributed across 10 CIDR ranges. The organization is registered in United States.

What ASNs does Arthur J. Gallagher & Co. operate?

Arthur J. Gallagher & Co. operates 1 Autonomous System. Each ASN represents an independently routed network that Arthur J. Gallagher & Co. manages for internet traffic delivery.

What countries does Arthur J. Gallagher & Co. serve?

Arthur J. Gallagher & Co. has IP address allocations in 3 countries, indicating a multinational network presence for delivering services across these regions.

What type of organization is Arthur J. Gallagher & Co.?

Arthur J. Gallagher & Co. is categorized as unknown. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-31 02:40:31 UTC
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