Vienna University
Cluster stats
| Netblocks | 40 |
| All fragments | 83 blocks across 26 clusters |
| Cluster ID | 191679225 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
40
0 netblocks since 2026-07-05
2026-07-05
peak 40
2026-07-06
IP Ranges (40)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 77.80.0.0/17 | Vienna University Computer Center | BGP | ANNOUNCED | ● high |
| 131.130.0.0/16 | Vienna University Computer Center | BGP | ANNOUNCED | ● high |
| 192.107.232.0/24 | Vienna University Computer Center | BGP | ANNOUNCED | ● high |
| 192.174.64.0/24 | Vienna University Computer Center | BGP | ANNOUNCED | ● high |
| 192.174.65.0/24 | Vienna University Computer Center | BGP | ANNOUNCED | ● high |
| 192.174.66.0/24 | Vienna University Computer Center | BGP | ANNOUNCED | ● high |
| 192.174.67.0/24 | Vienna University Computer Center | BGP | ANNOUNCED | ● high |
| 77.80.0.0/17 | Vienna University | RIPE | ASSIGNED PI | ● low |
| 78.104.0.0/19 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 131.130.0.0/16 | Vienna University | RIPE | LEGACY | ● low |
| 192.76.243.0/24 | Vienna University | RIPE | LEGACY | ● low |
| 192.76.244.0/24 | Vienna University | RIPE | LEGACY | ● low |
| 192.92.125.0/24 | Vienna University | RIPE | LEGACY | ● low |
| 192.107.232.0/24 | Vienna University | RIPE | LEGACY | ● low |
| 192.107.233.0/24 | Vienna University | RIPE | LEGACY | ● low |
| 192.149.232.0/24 | Vienna University | RIPE | LEGACY | ● low |
| 192.174.64.0/22 | Vienna University | RIPE | LEGACY | ● low |
| 193.170.1.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.50.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.54.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.55.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.56.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.57.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.58.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.59.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.60.0/23 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.140.64/26 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.140.128/28 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.150.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.151.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.184.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.185.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.186.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.170.187.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.171.12.0/22 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.171.25.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.171.52.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.171.61.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 193.171.112.0/24 | Vienna University | RIPE | ASSIGNED PA | ● low |
| 2001:62a::/31 | Vienna University | RIPE | ALLOCATED-BY-LIR | ● low |
Network trust
what's this?
RPKI hygiene: C
how networks compare →
60.0%
of checked blocks have valid RPKI ROA coverage
(24 of 40)
Possible discrepancies (21)
These blocks are registered to Vienna University 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.
| 78.104.0.0/19 /19 | authorized for AS1853 — ACONET |
| 193.171.12.0/22 /22 | authorized for AS1853 — ACONET |
| 193.170.60.0/23 /23 | authorized for AS1853 — ACONET |
| 193.170.56.0/24 /24 | authorized for AS1853 — ACONET |
| 193.170.58.0/24 /24 | authorized for AS1853 — ACONET |
| 193.170.55.0/24 /24 | authorized for AS1853 — ACONET |
| 193.170.151.0/24 /24 | authorized for AS1853 — ACONET |
| 193.171.112.0/24 /24 | authorized for AS1853 — ACONET |
| 193.170.184.0/24 /24 | authorized for AS1853 — ACONET |
| 193.171.61.0/24 /24 | authorized for AS1853 — ACONET |
| 193.170.150.0/24 /24 | authorized for AS1853 — ACONET |
| 193.171.52.0/24 /24 | authorized for AS1853 — ACONET |
| 193.170.1.0/24 /24 | authorized for AS1853 — ACONET |
| 193.170.50.0/24 /24 | authorized for AS1853 — ACONET |
| 193.170.57.0/24 /24 | authorized for AS1853 — ACONET |
+6 more — see the REST API
NIC Handles
ACONET-LIR-MNT
AS1120-MNT
AS760
AS760-MNT
AS760-MNT
DUMY-RIPE
DUMY-RIPE
ORG-VUCC1-RIPE
RIPE-NCC-END-MNT
RIPE-NCC-LEGACY-MNT