University College Dublin
GLEIF verified
LEI
875500CS2N2EZCVXO730
Registered name
University College Dublin
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 2 · 131,070 IPv4 addresses |
| All fragments | 12 blocks across 7 clusters |
| Cluster ID | 208867707 |
| Registry | BGP |
| Owner jurisdiction | IE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 875500CS2N2EZCVXO730 |
| Shared handles | clustered on 8 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (2)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 137.43.0.0/16 | University College Dublin | RIPE | LEGACY | ● high |
| 137.43.0.0/16 | University College Dublin | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(2 of 2)
Possible discrepancies (2)
These blocks are registered to University College Dublin 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.
| 137.43.0.0/16 /16 | authorized for AS786 — Jisc Services Limited |
| 137.43.0.0/16 /16 | authorized for AS786 — Jisc Services Limited |
NIC Handles
AS2850
DUMY-RIPE
DUMY-RIPE
FS11-MNT
HEANET-NOC
ORG-UCD1-RIPE
RIPE-NCC-LEGACY-MNT
ucd-mnt