ASPEN TECHNOLOGY, INC.
Data as of 2026-07-26
GLEIF verified
Complete entity footprint
5 linked clusters ·
42 netblocks ·
154,020 IPv4 addresses ·
6 IPv6 prefixes
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
254900545H80W6GA2J08
Registered name
ASPEN TECHNOLOGY, INC.
Jurisdiction
Cluster stats
| Netblocks | 4 · 4,608 IPv4 addresses |
| Cluster ID | 214587921 |
| Registry | ARIN |
| Owner jurisdiction | US-DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 254900545H80W6GA2J08 |
| Shared handles | clustered on 14 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (4)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 208.201.88.0/21 | ASPEN TECHNOLOGY, INC. | ARIN | ASSIGNMENT | ● high |
| 192.135.137.0/24 | ASPEN TECHNOLOGY, INC. | ARIN | DIRECT ALLOCATION | ● low |
| 199.33.159.0 – 199.33.163.255 | ASPEN TECHNOLOGY, INC. | ARIN | DIRECT ALLOCATION | ● low |
| 205.153.212.0/22 | ASPEN TECHNOLOGY, INC. | ARIN | DIRECT ALLOCATION | ● low |
Corporate group (5 confirmed entities)
- Emerson Electric Co. 20 blocks
- Paradigm Communications Inc. 16 blocks
- Emerson-Process-Management-AG 4 blocks
- Copeland LP 1 blocks
NIC Handles
ABUSE3-ARIN
ABUSE5603-ARIN
ASPENT
C00541551
FZ12-ARIN
INA29-ARIN
INA29-ARIN
INA30-ARIN
MCICS
RB689-ARIN
SWIPP9-ARIN
VIS1-ARIN
+2 more