Columbus Telecommunications Limited
Columbus Telecommunications (Barbados) Limited
Cluster stats
Netblocks255
All fragments 1,139 blocks across 37 clusters
Cluster ID191604865
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 10 shared RIR contact/maintainer handles
Registry names 6 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
255 0 netblocks since 2026-07-05
2026-07-05 peak 255 2026-07-06

IP Ranges (255)

showing 50 of 255 — see all⬇ export CSV
CIDR Org name Registry Status Confidence
23.236.0.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
23.236.0.0/20 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
23.236.4.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
23.236.6.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
23.236.8.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
23.236.10.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
23.236.12.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
23.236.14.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
63.170.68.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
63.175.156.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
63.175.156.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
63.175.156.0/22 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
63.175.157.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
63.175.158.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
63.175.158.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
63.175.159.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
63.245.48.0/21 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
63.245.54.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
64.210.40.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
64.210.40.0/21 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
64.210.42.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
64.210.44.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
64.210.46.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.128.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.129.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.130.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.131.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.132.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.146.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.147.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.148.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.149.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.150.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.151.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.152.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.158.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.160.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.161.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.162.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.163.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.164.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.165.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.166.0/23 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.168.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.169.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.176.0/22 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.180.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.181.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.182.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high
65.48.183.0/24 Columbus Telecommunications (Barbados) Limited BGP ANNOUNCED ● high

Network trust

what's this?
RPKI hygiene: D how networks compare →
32.9% of checked blocks have valid RPKI ROA coverage (84 of 255)
Possible discrepancies (1)

These blocks are registered to Columbus Telecommunications (Barbados) Limited 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.

2a02:590:d::/48 /48 authorized for AS21263 — TeleData GmbH

NIC Handles

AS14813 AS16223 DUMY-RIPE DUMY-RIPE MNT-TOP_CONNECT NETIA-MNT ORG-CI35-RIPE RIPE-ERX-MNT TELEDATA-MNT UUNETDE-I