IMPROVE
Improve International Ltd
LEI
894500ALDZGWA5W39302
Registered name
IMPROVE
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 16 |
| Cluster ID | 191768883 |
| Registry | BGP |
| Owner jurisdiction | FR |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Legal identity | LEI 894500ALDZGWA5W39302 |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 5 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
16
0 netblocks since 2026-07-05
2026-07-05
peak 16
2026-07-06
IP Ranges (16)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 46.105.231.64/28 | Improve International Ltd | RIPE | ASSIGNED PA | ● high |
| 51.38.84.228/30 | Improve International Ltd | RIPE | LEGACY | ● high |
| 51.75.182.32/28 | Improve International Ltd | RIPE | LEGACY | ● high |
| 51.195.146.160/28 | Improve International Ltd | RIPE | LEGACY | ● high |
| 51.195.153.224/28 | Improve International Ltd | RIPE | LEGACY | ● high |
| 54.38.73.32/30 | Improve International Ltd | RIPE | LEGACY | ● high |
| 103.173.94.0/24 | IMPROVE SYSTEM TECHNOLOGY CO., LTD. | BGP | ANNOUNCED | ● high |
| 103.173.95.0/24 | IMPROVE SYSTEM TECHNOLOGY CO., LTD. | BGP | ANNOUNCED | ● high |
| 137.74.19.180/30 | Improve International Ltd | RIPE | ASSIGNED PA | ● high |
| 149.202.249.128/28 | Improve International Ltd | RIPE | ASSIGNED PA | ● high |
| 203.163.223.111/32 | IMPROVE SYSTEM TECHNOLOGY CO. | PEERINGDB | ASSIGNED | ● high |
| 2406:d400:1:133:203:163:223:111/128 | IMPROVE SYSTEM TECHNOLOGY CO. | PEERINGDB | ASSIGNED | ● high |
| 213.11.170.0/29 | IMPROVE-NET1 | RIPE | ASSIGNED PA | ● low |
| 213.11.240.128/29 | IMPROVE-NET1 | RIPE | ASSIGNED PA | ● low |
| 217.100.83.160/29 | IMPROVE_PARTNERS_BV | RIPE | ASSIGNED PA | ● low |
| 2001:41f0:1490::/48 | IMPROVE_PARTNERS_BV | RIPE | ASSIGNED | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
87.5%
of checked blocks have valid RPKI ROA coverage
(14 of 16)
Possible discrepancies (1)
These blocks are registered to Improve International 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.
| 2001:41f0:1490::/48 /48 | authorized for AS33915 — Vodafone Libertel B.V. |
NIC Handles
AS152614
AS9920
AS9920
DUMY-RIPE
DUMY-RIPE
IWAY-NOC
MAINT-TW-TWNIC
ORG-IIL26-RIPE
OVH-MNT
ZIGGO-AUTOREG1