IMPROVE SYSTEM TECHNOLOGY CO., LTD.
Data as of 2026-09-27
BGP inherited
This organisation
| Netblocks | 5 · 513 IPv4 addresses |
| IPv6 | 2 prefixes (largest 2407:e4c0:1::/48) |
| Record ID | 246760703 |
| Registry | BGP |
| Customers | see who runs inside 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 · report an issue | |
IP Ranges (5)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 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 |
| 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 |
| 2407:e4c0:1::/48 | IMPROVE SYSTEM TECHNOLOGY CO., LTD. | BGP | ANNOUNCED | ● high |
IPv6 ranges (2)
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(5 of 5)
No discrepancies found among checked blocks.
NIC Handles
AS152614
AS9920
AS9920
MAINT-TW-TWNIC