CDT Network Ltda
Cluster stats
Netblocks13
All fragments 56 blocks across 4 clusters
Cluster ID191601558
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 8 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
13 0 netblocks since 2026-07-05
2026-07-05 peak 13 2026-07-06

IP Ranges (13)

⬇ export CSV
CIDR Org name Registry Status Confidence
187.60.16.0/22 CDT Network Ltda BGP ANNOUNCED ● high
187.60.20.0/22 CDT Network Ltda BGP ANNOUNCED ● high
187.60.24.0/23 CDT Network Ltda BGP ANNOUNCED ● high
187.60.26.0/24 CDT Network Ltda BGP ANNOUNCED ● high
187.60.27.0/24 CDT Network Ltda BGP ANNOUNCED ● high
187.60.28.0/24 CDT Network Ltda BGP ANNOUNCED ● high
187.60.29.0/24 CDT Network Ltda BGP ANNOUNCED ● high
187.60.30.0/23 CDT Network Ltda BGP ANNOUNCED ● high
103.50.16.0/23 CDT-HK APNIC ASSIGNED NON-PORTABLE ● low
103.50.18.0/24 CDT-HK APNIC ASSIGNED NON-PORTABLE ● low
103.50.19.0/24 CDT-HK APNIC ASSIGNED NON-PORTABLE ● low
213.166.54.208/29 CDT-LU RIPE ASSIGNED PA ● low
2001:7e8:80f8::/56 CDT-LU RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: D how networks compare →
38.5% of checked blocks have valid RPKI ROA coverage (5 of 13)
Possible discrepancies (4)

These blocks are registered to CDT Network Ltda 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.

2001:7e8:80f8::/56 /56 authorized for AS6661 — POST Luxembourg
103.50.16.0/23 /23 authorized for AS135386 — LinkChina Telecom Global Limited.
103.50.18.0/24 /24 authorized for AS135386 — LinkChina Telecom Global Limited.
103.50.19.0/24 /24 authorized for AS135386 — LinkChina Telecom Global Limited.

NIC Handles

AS2541-AP AS28150 AS6661-MNT DUMY-RIPE DUMY-RIPE MAINT-STC-HK SA973-AP SA973-AP