CIEMAT
BGP inherited
Cluster stats
| Netblocks | 7 · 2,810 IPv4 addresses |
| Cluster ID | 208839193 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 4 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
7
0 netblocks since 2026-07-05
2026-07-05
peak 7
2026-07-19
IP Ranges (7)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 130.206.10.0 – 130.206.12.255 | CIEMAT | RIPE | LEGACY | ● low |
| 130.206.40.0/24 | CIEMAT | RIPE | LEGACY | ● low |
| 192.101.161.0/24 | CIEMAT | RIPE | LEGACY | ● low |
| 192.101.163.0/24 | CIEMAT | RIPE | LEGACY | ● low |
| 192.101.164.0/22 | CIEMAT | RIPE | LEGACY | ● low |
| 192.101.168.0/24 | CIEMAT | RIPE | LEGACY | ● low |
| 2001:720:42c::/48 | CIEMAT | RIPE | ASSIGNED | ● low |
Possibly related to this organisation
what's this?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.
- CETA-CIEMAT via Entidad Publica Empresarial Red.es sub-allocation
- APOLLO-SOS-BERNU-CIEMATU-ASOCIACIJA-SO via SIA Tet sub-allocation
- AREASERVICEDICAVALLIALVERPETRUCCIEMATTIOLISNC sub-allocation
- CENERCIEMAT via TELEFONICA DE ESPANA S.A.U. sub-allocation
- FUNDACIONCENER-CIEMAT via TELEFONICA DE ESPANA S.A.U. sub-allocation
- CENER-CIEMAT via TELEFONICA DE ESPANA S.A.U. sub-allocation
- F_CENER-CIEMAT via TELEFONICA DE ESPANA S.A.U. sub-allocation
Network trust
what's this?
RPKI hygiene: D
how networks compare →
42.9%
of checked blocks have valid RPKI ROA coverage
(3 of 7)
No discrepancies found among checked blocks.
NIC Handles
DUMY-RIPE
DUMY-RIPE
IRIS5-RIPE
REDIRIS-NMC