CSL DUALCOM LTD
CSL-DUALCOM-LTD
Cluster stats
Netblocks11
All fragments 436 blocks across 135 clusters
Cluster ID191791562
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 7 shared RIR contact/maintainer handles
Registry names 4 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
11 0 netblocks since 2026-07-05
2026-07-05 peak 11 2026-07-06

IP Ranges (11)

⬇ export CSV
CIDR Org name Registry Status Confidence
62.252.149.192/28 CSL-DUALCOM-LIMITED RIPE ASSIGNED PA ● low
81.131.4.56/29 CSL-DUALCOM-LTD RIPE ASSIGNED PA ● low
81.201.100.68/30 CSL_DUALCOM RIPE ASSIGNED PA ● low
82.98.195.192/30 Net-CSL-Dualcom RIPE ASSIGNED PA ● low
89.202.53.208/29 CSL_DUALCOM RIPE ASSIGNED PA ● low
195.188.21.224/29 CSL-DUALCOM-LIMITED RIPE ASSIGNED PA ● low
212.250.169.208/28 CSL-DUALCOM-LTD RIPE ASSIGNED PA ● low
213.105.96.96/27 CSL-DUALCOM-LIMITED RIPE ASSIGNED PA ● low
2a00:2381:353b::/56 CSL-DUALCOM-LTD RIPE ASSIGNED ● low
2a00:2381:353b::/48 CSL-DUALCOM-LTD RIPE AGGREGATED-BY-LIR ● low
2a02:20ab:8010:f2::/64 CSL_DUALCOM RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (11 of 11)
Possible discrepancies (2)

These blocks are registered to CSL-DUALCOM-LTD 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.

2a00:2381:353b::/48 /48 authorized for AS2856 — British Telecommunications PLC
2a00:2381:353b::/56 /56 authorized for AS2856 — British Telecommunications PLC

NIC Handles

ABOVENET-MNT AS5089-MNT BTNET-MNT DUMY-RIPE DUMY-RIPE EQUINIX-FULFIL-MNT EQUINIX-MNT