LONZA GROUP AG
Lonza AG
GLEIF verified
LEI
549300EFW4H2TCZ71055
Registered name
LONZA GROUP AG
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 7 · 553 IPv4 addresses |
| Registered in | Switzerland (5) · Spain (1) · United Kingdom (1) |
| All fragments | 16 blocks across 5 clusters |
| Cluster ID | 208797039 |
| Registry | BGP |
| Owner jurisdiction | CH |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300EFW4H2TCZ71055 |
| Shared handles | clustered on 13 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
7
0 netblocks since 2026-07-05
2026-07-05
peak 7
2026-07-19
IP Ranges (7)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 91.220.100.0/24 | Lonza AG | RIPE | ASSIGNED PI | ● high |
| 91.220.100.0/24 | Lonza AG | BGP | ANNOUNCED | ● high |
| 62.2.158.112/29 | LONZA-NET | RIPE | ASSIGNED PA | ● low |
| 194.179.109.216/29 | LONZA | RIPE | ASSIGNED PA | ● low |
| 194.209.124.152/29 | LONZA-NET | RIPE | ASSIGNED PA | ● low |
| 194.230.101.144/28 | LONZA-NET | RIPE | ASSIGNED PA | ● low |
| 195.59.182.40/29 | LONZA | RIPE | ASSIGNED PA | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “Lonza” — often
per-country or per-system registrations of the same brand, occasionally a different
organisation sharing the name. Not counted in this organisation's own footprint.
- LONZA-BIOLOGICS 4 blocks
- LONZA-SG 3 blocks
- LONZA-CZ 1 blocks
- LONZA-NET-2 1 blocks
Sub-allocations under carriers
IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own
naming convention, not a direct registration.
- LONZA-CZ via T-Mobile Czech Republic a.s. sub-allocation
- LONZASPA sub-allocation
- Mairie D Olonzac via Orange S.A. sub-allocation
- Net 2 via Lonza AG sub-allocation
- Bricolonzac via Orange S.A. sub-allocation
- LONZAARENAAG via Quickline AG sub-allocation
- Lonza Shared Services via COLT Technology Services Group Limited sub-allocation
- Mairie D Olonzac via Orange S.A. sub-allocation
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(7 of 7)
No discrepancies found among checked blocks.
NIC Handles
AS51817
AS6730-MNT
AS8404-MNT
CH-LONZA-MNT
CH-LONZA-MNT
CH-UNISOURCE-MNT
CH-UNISOURCE-MNT
DUMY-RIPE
DUMY-RIPE
MAINT-AS3352
ORG-LA300-RIPE
RIPE-NCC-END-MNT
+1 more