cuatrecasas
CUATRECASAS
Registry
Cluster stats
| Netblocks | 8 · 300 IPv4 addresses |
| Registered in | Spain (7) · Portugal (1) |
| All fragments | 10 blocks across 3 clusters |
| Cluster ID | 208880266 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | Registry record |
| Shared handles | clustered on 4 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
8
0 netblocks since 2026-07-05
2026-07-05
peak 8
2026-07-19
IP Ranges (8)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 194.65.16.212/30 | CUATRECASAS-NET | RIPE | ASSIGNED PA | ● low |
| 194.224.183.200/29 | CUATRECASAS | RIPE | ASSIGNED PA | ● low |
| 194.224.218.112/29 | CUATRECASAS | RIPE | ASSIGNED PA | ● low |
| 195.53.108.224/29 | cuatrecasas | RIPE | ASSIGNED PA | ● low |
| 195.57.118.136/29 | cuatrecasas | RIPE | ASSIGNED PA | ● low |
| 195.76.33.112/29 | CUATRECASAS | RIPE | ASSIGNED PA | ● low |
| 195.77.95.0/24 | CUATRECASAS | RIPE | ASSIGNED PA | ● low |
| 195.77.175.88/29 | CUATRECASAS | RIPE | ASSIGNED PA | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “CUATRECASAS” — often
per-country or per-system registrations of the same brand, occasionally a different
organisation sharing the name. Not counted in this organisation's own footprint.
- CUATRECASAS_GONCALVES 1 blocks
- CUATRECASAS_GONCALVES_PEREIRA 1 blocks
Sub-allocations under carriers
IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own
naming convention, not a direct registration.
- CUATRECASAS_GONCALVES via TELEFONICA DE ESPANA S.A.U. sub-allocation
- CUATRECASAS_GONCALVES_PEREIRA via TELEFONICA DE ESPANA S.A.U. sub-allocation
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(8 of 8)
Possible discrepancies (1)
These blocks are registered to CUATRECASAS 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.
| 195.77.95.0/24 /24 | authorized for AS3352 — TELEFONICA DE ESPANA S.A.U. |
NIC Handles
DUMY-RIPE
DUMY-RIPE
MAINT-AS3352
TELEPAC-MNT