NORGREN LTD
NORGREN-LTD
Registry
Cluster stats
| Netblocks | 6 |
| Registered in | United Kingdom (2) · Ireland (1) |
| All fragments | 12 blocks across 5 clusters |
| Cluster ID | 204933350 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | Registry record |
| Shared handles | clustered on 5 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
3 weekly snapshots · JSON
6
0 netblocks since 2026-07-05
2026-07-05
peak 6
2026-07-12
IP Ranges (6)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 82.141.245.8/30 | NORGREN | RIPE | ASSIGNED PA | ● low |
| 194.74.17.80/28 | NORGREN-LTD | RIPE | ASSIGNED PA | ● low |
| 195.89.188.224/29 | NORGREN | RIPE | ASSIGNED PA | ● low |
| 2a00:2381:66d::/48 | NORGREN-LTD | RIPE | AGGREGATED-BY-LIR | ● low |
| 2a00:2381:66d::/56 | NORGREN-LTD | RIPE | ASSIGNED | ● low |
| 2a00:2381:f96::/48 | NORGREN-LTD | RIPE | AGGREGATED-BY-LIR | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “NORGREN” — 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.
- NORGREN-ALPEN-NET 2 blocks
- Norgren-GesmbH 2 blocks
- NORGREN-SG 1 blocks
- NORGREN-HU 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.
- NORGRENLTD-HK sub-allocation
- IMI-NORGREN-A-S-NET via TDC Holding A/S sub-allocation
- NORGREN-HU via Magyar Telekom Plc. sub-allocation
- NORGRENGMBH-HWY-AT via A1 Telekom Austria AG sub-allocation
- NORGRENSPA sub-allocation
- ARCJI1-NORGREN 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
(6 of 6)
Possible discrepancies (3)
These blocks are registered to NORGREN LTD 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.
| 2a00:2381:66d::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
| 2a00:2381:f96::/48 /48 | authorized for AS2856 — British Telecommunications Limited |
| 2a00:2381:66d::/56 /56 | authorized for AS2856 — British Telecommunications Limited |
NIC Handles
BTNET-MNT
DUMY-RIPE
DUMY-RIPE
TE-MNT
VODAFONE-WORLDWIDE-MNTNER