MILLIPORE
Millipore Corp.
GLEIF verified
Complete entity footprint
3 linked clusters ·
21 netblocks ·
200,249 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
529900U66OBYQZG51E83
Registered name
MILLIPORE
Jurisdiction
Ultimate parent
E. Merck KG
529900YCCXD7AIHXU523
Cluster stats
| Netblocks | 5 · 131,092 IPv4 addresses |
| Registered in | United States (2) · Italy (1) · Netherlands (1) |
| All fragments | 7 blocks across 3 clusters |
| Cluster ID | 208818705 |
| Registry | BGP |
| Owner jurisdiction | FR |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 529900U66OBYQZG51E83 |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
4 weekly snapshots · JSON
6
0 netblocks since 2026-07-05
2026-07-05
peak 6
2026-07-19
IP Ranges (5)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 157.93.0.0/16 | Millipore Corp. | BGP | ANNOUNCED | ● high |
| 2001:4cf8:2000::/48 | Millipore Corp. | BGP | ANNOUNCED | ● high |
| 80.18.41.160/29 | MILLIPORE | RIPE | ASSIGNED PA | ● low |
| 157.93.0.0/16 | Millipore Corporation | ARIN | DIRECT ALLOCATION | ● low |
| 194.151.76.240/28 | MILLIPORE | RIPE | ASSIGNED PA | ● low |
Corporate group (3 confirmed entities)
- Sigma Aldrich Corporation 14 blocks
- Merck-Serono-Middle-East-FZ-LLC 2 blocks
Network trust
what's this?
RPKI hygiene: D
how networks compare →
20.0%
of checked blocks have valid RPKI ROA coverage
(1 of 5)
No discrepancies found among checked blocks.
NIC Handles
AS286-MNT
AS4597
BF652-ARIN
DUMY-RIPE
DUMY-RIPE
INTERB-MNT
KWH7-ARIN
KWH7-ARIN
MILLIP
WT78-ARIN