CAST-TELECOM SL
BGP inherited
Cluster stats
| Netblocks | 9 · 6,138 IPv4 addresses |
| All fragments | 11 blocks across 3 clusters |
| Cluster ID | 210613780 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 7 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
9
0 netblocks since 2026-07-05
2026-07-05
peak 9
2026-07-19
IP Ranges (9)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 103.77.228.0/22 | CAST-TELECOM SL | BGP | ANNOUNCED | ● high |
| 185.185.196.0/22 | CAST-TELECOM SL | BGP | ANNOUNCED | ● high |
| 193.32.212.0/22 | CAST-TELECOM SL | BGP | ANNOUNCED | ● high |
| 2a0b:6380::/29 | CAST-TELECOM SL | BGP | ANNOUNCED | ● high |
| 103.77.228.0/22 | CAST-TELECOM SL | RIPE | ALLOCATED PA | ● low |
| 185.185.196.0/22 | CAST-TELECOM SL | RIPE | ALLOCATED PA | ● low |
| 193.32.212.0/22 | CAST-TELECOM SL | RIPE | ALLOCATED PA | ● low |
| 2a0b:6380::/29 | CAST-TELECOM SL | RIPE | ALLOCATED-BY-RIR | ● low |
| 2a0c:b580::/29 | CAST-TELECOM SL | RIPE | ALLOCATED-BY-RIR | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “CAST TELECOM” — 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.
- CAST_TELECOM_FTTH_1 1 blocks
- CAST_TELECOM_FTTH_2 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.
- MCAST-PEER-LITE-TELECOM via JSC Mediasoft ekspert sub-allocation
- INSTALACIONESELECTRONICASTELECOMUNICACION via VODAFONE ESPANA S.A.U. sub-allocation
- Ftth 1 via CAST-TELECOM SL sub-allocation
- Ftth 2 via CAST-TELECOM SL sub-allocation
Network trust
what's this?
RPKI hygiene: B
how networks compare →
88.9%
of checked blocks have valid RPKI ROA coverage
(8 of 9)
No discrepancies found among checked blocks.
NIC Handles
AS206318
DUMY-RIPE
DUMY-RIPE
ORG-CS463-RIPE
RIPE-NCC-HM-MNT
mnt-es-casto-1
mnt-es-casto-1