ARTHUR J. GALLAGHER & CO.
Arthur J. Gallagher & Co.
Data as of 2026-07-26
GLEIF verified
Complete entity footprint
2 linked clusters ·
25 netblocks ·
8,960 IPv4 addresses ·
1 IPv6 prefixes
This organisation's clusters combined by evidence —
shared GLEIF corporate family
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
54930049QLLMPART6V29
Registered name
ARTHUR J. GALLAGHER & CO.
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 21 · 8,448 IPv4 addresses |
| Registered in | United States (20) · Australia (1) |
| All fragments | 25 blocks across 2 clusters |
| Cluster ID | 214435703 |
| Registry | BGP |
| Owner jurisdiction | US-DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 54930049QLLMPART6V29 |
| Shared handles | clustered on 1 shared RIR contact/maintainer handle |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
6 weekly snapshots · JSON
21
0 netblocks since 2026-07-05
2026-07-05
peak 21
2026-07-26
IP Ranges (21)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 151.147.150.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.151.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.155.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.160.0/22 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.176.0/23 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.178.0/23 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.188.0/22 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.188.0/23 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.190.0/23 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.192.0/22 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.196.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.197.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.198.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.199.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.235.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.240.0/22 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.252.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.253.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.254.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 151.147.255.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
| 160.191.22.0/24 | Arthur J. Gallagher & Co. | BGP | ANNOUNCED | ● high |
Corporate group (2 confirmed entities)
NIC Handles
AS46342