CEM SPA

CEM-SPA
Registry
Cluster stats
Netblocks10 · 390 IPv4 addresses
Registered in Italy (7) · Bulgaria (1) · France (1) · Hong Kong (1)
All fragments 24 blocks across 11 clusters
Cluster ID208873336
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution Registry record
Shared handles clustered on 7 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names 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
80.21.148.16/28 CEM-GROUP-SRL RIPE ASSIGNED PA ● low
85.41.211.0/29 CEM-SPA RIPE ASSIGNED PA ● low
85.44.247.176/28 CEM-SPA RIPE ASSIGNED PA ● low
88.33.96.240/29 CEM RIPE ASSIGNED PA ● low
89.107.94.136/29 cem-net RIPE ASSIGNED PA ● low
192.134.14.0/24 CEM RIPE LEGACY ● low
195.153.1.0/26 CEM-NET RIPE ASSIGNED PA ● low
217.9.237.0/28 CEM RIPE ASSIGNED PA ● low
217.59.67.92/30 CEM-SPA RIPE ASSIGNED PA ● low
217.59.181.228/30 CEM-SPA RIPE ASSIGNED PA ● low

Possibly related to this organisation

what's this?
Same name family
Separately-registered clusters whose names share “CEM” — 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.
Combined view of all 11 name-family clusters →

Network trust

what's this?
RPKI hygiene: D how networks compare →
30.0% of checked blocks have valid RPKI ROA coverage (3 of 10)
No discrepancies found among checked blocks.

NIC Handles

AS13124-MNT DUMY-RIPE DUMY-RIPE FR-NIC-MNT INTERB-MNT PSINET-UK-SYSADMIN fontel-mnt