Instituto Superior Tecnico
Cluster stats
| Netblocks | 5 |
| All fragments | 20 blocks across 6 clusters |
| Cluster ID | 191877975 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| 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 | |
IP Ranges (5)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 192.68.224.0/24 | Instituto Superior Tecnico | RIPE | LEGACY | ● high |
| 192.92.147.0/24 | Instituto Superior Tecnico | RIPE | LEGACY | ● high |
| 192.92.148.0/24 | Instituto Superior Tecnico | RIPE | LEGACY | ● high |
| 192.132.53.0/24 | Instituto Superior Tecnico | RIPE | LEGACY | ● high |
| 192.190.174.0/24 | Instituto Superior Tecnico | RIPE | LEGACY | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(5 of 5)
Possible discrepancies (5)
These blocks are registered to Instituto Superior Tecnico 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.
| 192.92.147.0/24 /24 | authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P. |
| 192.92.148.0/24 /24 | authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P. |
| 192.68.224.0/24 /24 | authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P. |
| 192.132.53.0/24 /24 | authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P. |
| 192.190.174.0/24 /24 | authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P. |
NIC Handles
AS1930-MNT
DUMY-RIPE
DUMY-RIPE
ORG-IST11-RIPE
RIPE-NCC-LEGACY-MNT