DUKE UNIVERSITY
Duke University
LEI
FY5ICUIRRDCHN4HHL592
Registered name
DUKE UNIVERSITY
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 7 |
| All fragments | 82 blocks across 30 clusters |
| Cluster ID | 191788178 |
| Registry | BGP |
| Owner jurisdiction | US-NC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Legal identity | LEI FY5ICUIRRDCHN4HHL592 |
| Shared handles | clustered on 1 shared RIR contact/maintainer handle |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
7
0 netblocks since 2026-07-05
2026-07-05
peak 7
2026-07-06
IP Ranges (7)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 67.159.64.0/18 | Duke University | BGP | ANNOUNCED | ● high |
| 152.3.0.0/16 | Duke University | BGP | ANNOUNCED | ● high |
| 152.16.0.0/16 | Duke University | BGP | ANNOUNCED | ● high |
| 152.22.224.0/20 | Duke University | BGP | ANNOUNCED | ● high |
| 198.86.29.0/24 | Duke University | BGP | ANNOUNCED | ● high |
| 2600:2704:100::/48 | Duke University | BGP | ANNOUNCED | ● high |
| 2620:0:690::/47 | Duke University | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: C
how networks compare →
57.1%
of checked blocks have valid RPKI ROA coverage
(4 of 7)
Possible discrepancies (1)
These blocks are registered to Duke University 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.
| 152.16.0.0/16 /16 | authorized for AS81 — MCNC |
NIC Handles
AS13371