SIACOM JSC

BGP inherited
Cluster stats
Netblocks8 · 1,275 IPv4 addresses
Registered in Czechia (2) · GE (2) · Spain (1)
Cluster ID211303625
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 13 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
8 0 netblocks since 2026-07-05
2026-07-05 peak 8 2026-07-19

IP Ranges (8)

⬇ export CSV
CIDR Org name Registry Status Confidence
45.141.217.0/24 SIACOM JSC BGP ANNOUNCED ● high
46.8.37.0/24 SIACOM JSC BGP ANNOUNCED ● high
185.57.230.0/24 SIACOM JSC RIPE ASSIGNED PA ● high
2a13:9cc0::/29 SIACOM JSC BGP ANNOUNCED ● high
45.141.217.0/24 SIACOM JSC RIPE ALLOCATED PA ● low
46.8.37.0/24 Siacom-JSC RIPE ASSIGNED PA ● low
2a00:1c28:6::/48 Siacom-JSC RIPE ASSIGNED ● low
2a13:9cc0::/29 SIACOM JSC RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (8 of 8)
Possible discrepancies (1)

These blocks are registered to SIACOM JSC 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.

185.57.230.0/24 /24 authorized for AS210797 — LukNet Ltd

NIC Handles

AS198150 DUMY-RIPE DUMY-RIPE MNT-NETART MNT-NETART ORG-SIAC1-RIPE ORG-SJ284-RIPE RASCOM-MNT RIPE-NCC-HM-MNT SIACOM-MNT SIACOM-MNT VRAZ-MNT +1 more