OSF HEALTHCARE SYSTEM
OSF Healthcare System
Data as of 2026-09-06
GLEIF verified
LEI
549300WHRBC55SQNFM42
Registered name
OSF HEALTHCARE SYSTEM
Jurisdiction
Ultimate parent
No parent on file in GLEIF
This organisation
| Netblocks | 4 · 1,024 IPv4 addresses |
| Record ID | 237200004 |
| Registry | BGP |
| Owner jurisdiction | US-IL |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300WHRBC55SQNFM42 |
| Shared handles | clustered on 6 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 (4)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 38.65.207.0/24 | OSF Healthcare System | BGP | ANNOUNCED | ● high |
| 38.131.231.0/24 | OSF Healthcare System | BGP | ANNOUNCED | ● high |
| 198.246.176.0/24 | OSF Healthcare System | BGP | ANNOUNCED | ● high |
| 204.238.189.0/24 | OSF Healthcare System | BGP | ANNOUNCED | ● high |
Footprint over time
2 weekly snapshots · JSON
6
0 netblocks since 2026-08-30
2026-08-30
peak 6
2026-09-06
Network trust
what's this?
RPKI hygiene: C
how networks compare →
66.7%
of checked blocks have valid RPKI ROA coverage
(4 of 6)
No discrepancies found among checked blocks.
NIC Handles
AS21666
NETWO5372-ARIN
NETWO5372-ARIN
NETWO5372-ARIN
OHS-2
OHS-2-Z