H-CLARKSON
BGP inherited
Cluster stats
| Netblocks | 7 |
| Cluster ID | 210687811 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 4 shared RIR contact/maintainer handles |
| Registry names | 2 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 |
|---|---|---|---|---|
| 81.134.252.176/29 | H-CLARKSON | RIPE | ASSIGNED PA | ● low |
| 81.134.252.184/29 | H-CLARKSON | RIPE | ASSIGNED PA | ● low |
| 195.11.107.56/29 | H-CLARKSON-COMPANY-LIMITED | RIPE | ASSIGNED PA | ● low |
| 2a00:2381:1039::/48 | H-CLARKSON | RIPE | AGGREGATED-BY-LIR | ● low |
| 2a00:2381:f542::/48 | H-CLARKSON | RIPE | AGGREGATED-BY-LIR | ● low |
| 2a00:2381:f542:100::/56 | H-CLARKSON | RIPE | ASSIGNED | ● low |
| 2a00:2381:f542:200::/56 | H-CLARKSON | RIPE | ASSIGNED | ● low |
Possibly related to this organisation
what's this?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.
- H Clarksons And Company Ltd via COLT Technology Services Group Limited sub-allocation
- H Clarkson Co via COLT Technology Services Group Limited sub-allocation
- H Clarkson And Amp Company Limited via COLT Technology Services Group Limited sub-allocation
- H Clarkson And Co Ltd via COLT Technology Services Group Limited sub-allocation
- H Clarkson Company Limited via COLT Technology Services Group Limited 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
BTNET-MNT
DUMY-RIPE
DUMY-RIPE
VODAFONE-WORLDWIDE-MNTNER