WELLINGTON MANAGEMENT INTERNATIONAL LIMITED
Wellington Management International Ltd
Data as of 2026-09-06
GLEIF verified
Complete entity footprint
3 linked clusters ·
34 netblocks ·
65,548 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
549300G4GEZ3XA3HPV97
Registered name
WELLINGTON MANAGEMENT INTERNATIONAL LIMITED
Jurisdiction
This organisation
| Netblocks | 3 · 260 IPv4 addresses |
| IPv6 | 1 prefix (largest 2a00:2381:ecc4::/48) |
| Also registered under this name | 30 netblocks across 2 separate records |
| Record ID | 236539446 |
| Registry | ARIN |
| Owner jurisdiction | GB |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300G4GEZ3XA3HPV97 |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (3)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 134.42.228.0/24 | Wellington Management International Ltd | ARIN | ASSIGNMENT | ● high |
| 185.2.164.192/30 | WELLINGTON_MANAGEMENT-INTERNATIONAL_LTD | RIPE | ASSIGNED PA | ● low |
| 2a00:2381:ecc4::/48 | WELLINGTON-MANAGEMENT | RIPE | AGGREGATED-BY-LIR | ● low |
IPv6 ranges (1)
| CIDR |
|---|
| 2a00:2381:ecc4::/48 |
Corporate group (3 confirmed entities)
+1 additional unconfirmed candidate not shown — full list (JSON)- Wellington Management Company LLP 27 blocks
- Wellington Global Investment Management Limited 5 blocks
Network trust
what's this?
RPKI hygiene: C
how networks compare →
66.7%
of checked blocks have valid RPKI ROA coverage
(2 of 3)
Possible discrepancies (1)
These blocks are registered to Wellington Management International Ltd 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:ecc4::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
NIC Handles
BTNET-MNT
C07389000
DUMY-RIPE
DUMY-RIPE
EQUINIX-MNT
GSS4-ARIN
GSS4-ARIN
GSS4-ARIN
GSS4-ARIN
WML-146