The Trustees of Columbia University in the City of New York
Data as of 2026-09-13
GLEIF verified
LEI
54930058W39DHS3GTG15
Registered name
The Trustees of Columbia University in the City of New York
Jurisdiction
Ultimate parent
No parent on file in GLEIF
This organisation
| Netblocks | 2 · 131,072 IPv4 addresses |
| Also registered under this name | 15 netblocks across 6 separate records |
| Record ID | 242664624 |
| Registry | ARIN |
| Owner jurisdiction | US-NY |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 54930058W39DHS3GTG15 |
| Shared handles | clustered on 5 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (2)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 156.111.0.0/16 | The Trustees of Columbia University in the City of New York | ARIN | DIRECT ALLOCATION | ● high |
| 156.145.0.0/16 | The Trustees of Columbia University in the City of New York | ARIN | DIRECT ALLOCATION | ● high |
Other domains hosted in this network
what's this?NIC Handles
CMC-28
NOC18033-ARIN
NOC18033-ARIN
NOC18033-ARIN
ZN80-ARIN