WINTRUST FINANCIAL CORPORATION
Wintrust Financial Corporation
Data as of 2026-08-16
GLEIF verified
Limited data: only 3 ranges found registered
under this exact name. This may not reflect the organisation's full internet footprint — many companies'
web and cloud infrastructure is hosted under a third-party provider's own registration rather than their own.
LEI
Q774KI4AW80FHFW33O61
Registered name
WINTRUST FINANCIAL CORPORATION
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 3 · 1,024 IPv4 addresses |
| Cluster ID | 225067030 |
| Registry | BGP |
| Owner jurisdiction | US-IL |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI Q774KI4AW80FHFW33O61 |
| Shared handles | clustered on 7 shared RIR contact/maintainer handles |
| Registry names | 2 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 |
|---|---|---|---|---|
| 161.199.76.0/22 | Wintrust Financial Corporation | ARIN | DIRECT ALLOCATION | ● high |
| 161.199.76.0/24 | Wintrust Financial Corporation | BGP | ANNOUNCED | ● high |
| 161.199.77.0/24 | Wintrust Financial Corporation | BGP | ANNOUNCED | ● high |
NIC Handles
AS398097
BELAN26-ARIN
BELAN26-ARIN
MASON570-ARIN
WFC-90
WTFCA-ARIN
WTFCA-ARIN