Universidade de Tras-os-Montes e Alto Douro
BGP inherited
Cluster stats
| Netblocks | 7 · 2,308 IPv4 addresses |
| All fragments | 150 blocks across 6 clusters |
| Cluster ID | 208852892 |
| 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 | 1 distinct registrant name 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 |
|---|---|---|---|---|
| 193.136.40.0/22 | Universidade de Tras-os-Montes e Alto Douro | RIPE | ASSIGNED PA | ● low |
| 193.136.156.0/22 | Universidade de Tras-os-Montes e Alto Douro | RIPE | ASSIGNED PA | ● low |
| 193.137.58.16/29 | Universidade de Tras-os-Montes e Alto Douro | RIPE | ASSIGNED PA | ● low |
| 193.137.96.0/24 | Universidade de Tras-os-Montes e Alto Douro | RIPE | ASSIGNED PA | ● low |
| 194.210.5.75/32 | Universidade de Tras-os-Montes e Alto Douro | RIPE | ASSIGNED PA | ● low |
| 2001:690:810:11::/64 | Universidade de Tras-os-Montes e Alto Douro | RIPE | ASSIGNED | ● low |
| 2001:690:2240::/48 | Universidade de Tras-os-Montes e Alto Douro | RIPE | ALLOCATED-BY-LIR | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(7 of 7)
Possible discrepancies (4)
These blocks are registered to Universidade de Tras-os-Montes e Alto Douro 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.
| 2001:690:2240::/48 /48 | authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P. |
| 193.136.40.0/22 /22 | authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P. |
| 193.136.156.0/22 /22 | authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P. |
| 193.137.96.0/24 /24 | authorized for AS1930 — Fundacao para a Ciencia e a Tecnologia, I.P. |
NIC Handles
AS1930-MNT
DUMY-RIPE
DUMY-RIPE
ORG-UDTO1-RIPE