CARPENTER TECHNOLOGY CORPORATION
Carpenter Technology Corporation
GLEIF verified
LEI
DX6I6ZD3X5WNNCDJKP85
Registered name
CARPENTER TECHNOLOGY CORPORATION
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 8 · 8,702 IPv4 addresses |
| Registered in | United States (5) · France (1) |
| Cluster ID | 208810641 |
| Registry | BGP |
| Owner jurisdiction | US-DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI DX6I6ZD3X5WNNCDJKP85 |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 4 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 |
|---|---|---|---|---|
| 204.88.180.0/24 | Carpenter Technology Corporation | BGP | ANNOUNCED | ● high |
| 204.88.186.0/24 | Carpenter Technology Corporation | BGP | ANNOUNCED | ● high |
| 204.88.187.0/24 | Carpenter Technology Corporation | BGP | ANNOUNCED | ● high |
| 204.88.188.0/24 | Carpenter Technology Corporation | BGP | ANNOUNCED | ● high |
| 93.17.36.60/30 | CARPENTER-SAS | RIPE | ASSIGNED PA | ● low |
| 204.88.160.0 – 204.88.189.255 | Carpenter Technology Corporation | ARIN | DIRECT ALLOCATION | ● low |
| 2a00:2381:e7de::/56 | CARPENTER-OAK | RIPE | ASSIGNED | ● low |
| 2a00:2381:e7de::/48 | CARPENTER-OAK | RIPE | AGGREGATED-BY-LIR | ● low |
Network trust
what's this?
RPKI hygiene: D
how networks compare →
37.5%
of checked blocks have valid RPKI ROA coverage
(3 of 8)
Possible discrepancies (2)
These blocks are registered to Carpenter Technology Corporation 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:e7de::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
| 2a00:2381:e7de::/56 /56 | authorized for AS2856 — British Telecommunications Limited |
NIC Handles
AS53647
BTNET-MNT
CTC-9
DUMY-RIPE
DUMY-RIPE
JW183-ARIN
JW183-ARIN
JW183-ARIN
LDCOM-MNT
LDCOM-PRO-MNT