CANTILLON CAPITAL MANAGEMENT LLC
Cantillon Capital Management, LLC
Data as of 2026-08-16
GLEIF verified
LEI
8WS4BQJ4CG38VQD0RD32
Registered name
CANTILLON CAPITAL MANAGEMENT LLC
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 4 · 288 IPv4 addresses |
| IPv6 | 1 prefix (largest 2a00:2381:119a::/48) |
| Cluster ID | 224222983 |
| Registry | BGP |
| Owner jurisdiction | US-DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 8WS4BQJ4CG38VQD0RD32 |
| Shared handles | clustered on 5 shared RIR contact/maintainer handles |
| Registry names | 4 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (4)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 8.14.103.0/24 | Cantillon Capital Management, LLC | BGP | ANNOUNCED | ● high |
| 83.244.210.160/28 | CANTILLON-CAPITAL-NETID3251 | RIPE | ASSIGNED PA | ● low |
| 83.244.210.176/28 | CANTILLON-CAPITAL-NETID3252 | RIPE | ASSIGNED PA | ● low |
| 2a00:2381:119a::/48 | CANTILLON-CAPITAL-MANAGEMENT-LLP | RIPE | AGGREGATED-BY-LIR | ● low |
IPv6 ranges (1)
| CIDR |
|---|
| 2a00:2381:119a::/48 |
Network trust
what's this?
RPKI hygiene: C
how networks compare →
75.0%
of checked blocks have valid RPKI ROA coverage
(3 of 4)
Possible discrepancies (1)
These blocks are registered to Cantillon Capital Management, LLC but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2a00:2381:119a::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
NIC Handles
AS13817
BTNET-MNT
DUMY-RIPE
DUMY-RIPE
EXPONENTIAL-E-MNT