SOCIETY OF PHOTO-OPTICAL INSTRUMENTATION ENGINEERS
Data as of 2026-08-16
BGP inherited
Cluster stats
| Netblocks | 1 · 256 IPv4 addresses |
| All fragments | 43 blocks across 11 clusters |
| Cluster ID | 225232176 |
| Registry | ARIN |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 5 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (1)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 192.149.147.0/24 | SOCIETY OF PHOTO-OPTICAL INSTRUMENTATION ENGINEERS | ARIN | DIRECT ALLOCATION | ● high |
NIC Handles
BETTI19-ARIN
SISOE
SPIEI-ARIN
SPIEI-ARIN
SPIEI-ARIN