CSL LIMITED
CSL Limited
GLEIF verified
Complete entity footprint
2 linked clusters ·
186 netblocks ·
151,013 IPv4 addresses
This organisation's clusters combined by evidence —
shared GLEIF corporate family
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
529900ECSECK5ZDQTE14
Registered name
CSL LIMITED
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 182 · 149,989 IPv4 addresses |
| Registered in | Hong Kong (85) · United Kingdom (31) · Thailand (14) · Australia (8) · Italy (4) · Poland (2) |
| All fragments | 437 blocks across 140 clusters |
| Cluster ID | 208791599 |
| Registry | APNIC |
| Owner jurisdiction | AU |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 529900ECSECK5ZDQTE14 |
| Shared handles | clustered on 63 shared RIR contact/maintainer handles |
| Registry names | 16 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
228
+1 netblocks since 2026-07-05
2026-07-05
peak 228
2026-07-19
IP Ranges (182)
showing 50 of 182 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 14.0.128.0/17 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.128.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.129.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.130.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.131.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.132.0/22 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.136.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.136.0/22 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.140.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.141.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.142.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.143.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.144.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.145.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.146.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.152.0/21 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.160.0/21 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.166.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.167.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.168.0/21 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.176.0/21 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.182.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.183.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.192.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.193.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.194.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.195.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.196.0/22 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.200.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.201.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.202.0/23 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.204.0/23 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.206.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.207.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.208.0/21 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.215.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.216.0/21 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.223.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.224.0/21 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.226.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.232.0/21 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.240.0/21 | CSL Limited | BGP | ANNOUNCED | ● high |
| 14.0.247.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 27.254.196.24/32 | CSL IDC | PEERINGDB | ASSIGNED | ● high |
| 46.226.72.0/21 | CSL (DualCom) Limited | BGP | ANNOUNCED | ● high |
| 46.226.73.0/24 | CSL (DualCom) Limited | BGP | ANNOUNCED | ● high |
| 46.226.74.0/24 | CSL (DualCom) Limited | BGP | ANNOUNCED | ● high |
| 63.216.59.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 63.216.61.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
| 63.216.62.0/24 | CSL Limited | BGP | ANNOUNCED | ● high |
Domains hosted in this network
what's this?Customer-delegated space
how is this classified?Corporate group (2 confirmed entities)
+2 additional unconfirmed candidates not shown — full list (JSON)- CSL Behring L.L.C 4 blocks
Network trust
what's this?
RPKI hygiene: B
how networks compare →
87.4%
of checked blocks have valid RPKI ROA coverage
(159 of 182)
Possible discrepancies (7)
These blocks are registered to CSL Limited but cryptographically authorized for a different, unrelated network (4 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2001:200:13f::/48 /48 | authorized for AS2500 — WIDE Project |
| 203.146.9.0/24 /24 | authorized for AS4750 — CS Loxinfo Public Company Limited |
| 203.146.212.0/24 /24 | authorized for AS4750 — CS Loxinfo Public Company Limited |
| 202.183.147.0/24 /24 | authorized for AS4750 — CS Loxinfo Public Company Limited |
| 103.17.29.0/24 /24 | authorized for AS135426 — ZTE Corporation |
| 185.201.166.0/24 /24 | authorized for AS198949 — Radware Ltd |
| 185.176.124.0/24 /24 | authorized for AS198949 — Radware Ltd |
NIC Handles
AB1061-AP
AC1613-AP
AC2277-AP
AH969-AP
AJ515-AP
AN3307-AP
AN755-AP
APNIC-HM
AS136931
AS1849-MNT
AS205394
AS207827
+51 more