UNIVERSIDAD POLITECNICA DE MADRID
Universidad Politecnica de Madrid
Data as of 2026-08-16
GLEIF verified
LEI
959800NTWMS1PKKWRF13
Registered name
UNIVERSIDAD POLITECNICA DE MADRID
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 2 · 131,072 IPv4 addresses |
| All fragments | 4 blocks across 2 clusters |
| Cluster ID | 225253347 |
| Registry | RIPE |
| Owner jurisdiction | ES |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 959800NTWMS1PKKWRF13 |
| Shared handles | clustered on 6 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 |
|---|---|---|---|---|
| 138.4.0.0/16 | Universidad Politecnica de Madrid | RIPE | LEGACY | ● high |
| 138.100.0.0/16 | Universidad Politecnica de Madrid | RIPE | LEGACY | ● high |
Domains hosted in this network
what's this?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 Universidad Politecnica de Madrid 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.
| 138.4.0.0/16 /16 | authorized for AS766 — Entidad Publica Empresarial Red.es |
| 138.100.0.0/16 /16 | authorized for AS766 — Entidad Publica Empresarial Red.es |
NIC Handles
DUMY-RIPE
DUMY-RIPE
IRIS5-RIPE
ORG-UPDM2-RIPE
REDIRIS-NMC
RIPE-NCC-LEGACY-MNT