FASTNET COMUNICACIONES ISP SAS
Data as of 2026-09-13
BGP inherited
This organisation
| Netblocks | 5 · 256 IPv4 addresses |
| IPv6 | 4 prefixes (largest 2803:f890::/32) |
| Record ID | 241656653 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 2 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (5)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 138.117.41.0/24 | FASTNET COMUNICACIONES ISP SAS | BGP | ANNOUNCED | ● high |
| 2803:f890::/32 | FASTNET COMUNICACIONES ISP SAS | BGP | ANNOUNCED | ● high |
| 2803:f890::/36 | FASTNET COMUNICACIONES ISP SAS | BGP | ANNOUNCED | ● high |
| 2803:f890:1000::/36 | FASTNET COMUNICACIONES ISP SAS | BGP | ANNOUNCED | ● high |
| 2a0e:8f01:1000:61::10a/128 | FASTNET COMUNICACIONES ISP SAS | PEERINGDB | ASSIGNED | ● high |
IPv6 ranges (4)
Footprint over time
2 weekly snapshots · JSON
7
+1 netblocks since 2026-07-12
2026-07-12
peak 7
2026-09-13
Network trust
what's this?
RPKI hygiene: B
how networks compare →
85.7%
of checked blocks have valid RPKI ROA coverage
(6 of 7)
No discrepancies found among checked blocks.
NIC Handles
AS272812
AS272812