Contactlab
Registry
Cluster stats
| Netblocks | 9 · 4,599 IPv4 addresses |
| Cluster ID | 211064572 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | Registry record |
| Shared handles | clustered on 5 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
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 |
|---|---|---|---|---|
| 46.254.176.0/22 | Contactlab | RIPE | ASSIGNED PA | ● low |
| 46.254.180.0/22 | Contactlab | RIPE | ASSIGNED PA | ● low |
| 93.94.32.0/23 | Contactlab | RIPE | ASSIGNED PA | ● low |
| 93.94.34.0/23 | Contactlab | RIPE | ASSIGNED PA | ● low |
| 93.94.38.0/23 | Contactlab | RIPE | ASSIGNED PA | ● low |
| 185.34.84.0/24 | Contactlab | RIPE | ASSIGNED PA | ● low |
| 185.34.85.0/24 | Contactlab | RIPE | ASSIGNED PA | ● low |
| 185.34.86.0/24 | Contactlab | RIPE | ASSIGNED PA | ● low |
| 185.34.87.0/24 | Contactlab | RIPE | ASSIGNED PA | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(9 of 9)
Possible discrepancies (9)
These blocks are registered to Contactlab but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 46.254.176.0/22 /22 | authorized for AS8075 — Microsoft Corporation |
| 46.254.180.0/22 /22 | authorized for AS8075 — Microsoft Corporation |
| 93.94.32.0/23 /23 | authorized for AS8075 — Microsoft Corporation |
| 93.94.34.0/23 /23 | authorized for AS8075 — Microsoft Corporation |
| 93.94.38.0/23 /23 | authorized for AS8075 — Microsoft Corporation |
| 185.34.84.0/24 /24 | authorized for AS8075 — Microsoft Corporation |
| 185.34.85.0/24 /24 | authorized for AS14618 — Amazon.com, Inc. |
| 185.34.86.0/24 /24 | authorized for AS8075 — Microsoft Corporation |
| 185.34.87.0/24 /24 | authorized for AS8075 — Microsoft Corporation |
NIC Handles
CLAB1-RIPE
DUMY-RIPE
DUMY-RIPE
MA16664-RIPE
it-teamsystem-1-mnt