Screwjack, LLC
Cluster stats
| Netblocks | 7 |
| Cluster ID | 195456844 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 8 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
7
0 netblocks since 2026-07-05
2026-07-05
peak 7
2026-07-06
IP Ranges (7)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 2a0f:9400:732d::/48 | Screwjack, LLC | RIPE | ASSIGNED | ● high |
| 2a0f:9400:732e::/48 | Screwjack, LLC | RIPE | ASSIGNED | ● high |
| 2a0f:9400:732f::/48 | Screwjack, LLC | RIPE | ASSIGNED | ● high |
| 2a0f:9400:800c:100::/56 | Screwjack, LLC | RIPE | ASSIGNED | ● high |
| 2a0e:b107:1000::/44 | Screwjack, LLC | RIPE | ALLOCATED-BY-LIR | ● low |
| 2a0f:9400:2::/48 | Screwjack, LLC | RIPE | ALLOCATED-BY-LIR | ● low |
| 2a0f:9400:800c:f00::/56 | NET-SCREWJACK | RIPE | ASSIGNED | ● low |
Network trust
what's this?
RPKI hygiene: F
how networks compare →
14.3%
of checked blocks have valid RPKI ROA coverage
(1 of 7)
Possible discrepancies (1)
These blocks are registered to Screwjack, LLC 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.
| 2a0f:9400:2::/48 /48 | authorized for AS139686 — Free Range Cloud Hosting Inc |
NIC Handles
ACRO29691-RIPE
DUMY-RIPE
DUMY-RIPE
FRC2-MNT
GONZ-0
ORG-SL941-RIPE
S-GONZ-0
SBMT