Gianluca Sironi
ORG-GS160-RIPE
Registry
Cluster stats
| Netblocks | 10 · 6,140 IPv4 addresses |
| Cluster ID | 213195345 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | Registry record |
| Shared handles | clustered on 3 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
10
0 netblocks since 2026-07-05
2026-07-05
peak 10
2026-07-19
IP Ranges (10)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 2a05:6801::/32 | UNKNOWN | RIPE | AGGREGATED-BY-LIR | ● high |
| 2a05:6802::/32 | UNKNOWN | RIPE | AGGREGATED-BY-LIR | ● high |
| 2a05:6803::/32 | UNKNOWN | RIPE | AGGREGATED-BY-LIR | ● high |
| 2a05:6804::/32 | UNKNOWN | RIPE | AGGREGATED-BY-LIR | ● high |
| 2a05:6805::/32 | UNKNOWN | RIPE | AGGREGATED-BY-LIR | ● high |
| 2a05:6806::/32 | UNKNOWN | RIPE | AGGREGATED-BY-LIR | ● high |
| 212.54.232.0/22 | UNKNOWN | RIPE | ASSIGNED PA | ● medium |
| 212.54.236.0/22 | UNKNOWN | RIPE | ASSIGNED PA | ● medium |
| 212.54.240.0/21 | UNKNOWN | RIPE | ASSIGNED PA | ● medium |
| 212.54.248.0/21 | UNKNOWN | RIPE | ASSIGNED PA | ● medium |
Network trust
what's this?
RPKI hygiene: D
how networks compare →
40.0%
of checked blocks have valid RPKI ROA coverage
(4 of 10)
Possible discrepancies (4)
These blocks are registered to Gianluca Sironi 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.
| 212.54.240.0/21 /21 | authorized for AS201333 — Naquadria S.R.L. |
| 212.54.248.0/21 /21 | authorized for AS201333 — Naquadria S.R.L. |
| 212.54.232.0/22 /22 | authorized for AS201333 — Naquadria S.R.L. |
| 212.54.236.0/22 /22 | authorized for AS201333 — Naquadria S.R.L. |
NIC Handles
DUMY-RIPE
DUMY-RIPE
GS-LIR-MNT