Masaryk University
BGP inherited
Cluster stats
| Netblocks | 8 · 766 IPv4 addresses |
| Cluster ID | 209197278 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 5 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
8
0 netblocks since 2026-07-05
2026-07-05
peak 8
2026-07-19
IP Ranges (8)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 78.128.215.0/24 | Masaryk University FI CSU | RIPE | ASSIGNED PA | ● high |
| 195.178.86.0/23 | Masaryk University | RIPE | ASSIGNED PA | ● high |
| 2001:718:800:1::/64 | Masaryk University | RIPE | ASSIGNED | ● high |
| 2001:718:800:5::/64 | Masaryk University | RIPE | ASSIGNED | ● high |
| 2001:718:800:a::/64 | Masaryk University FI CSU | RIPE | ASSIGNED | ● high |
| 2001:718:801::/48 | Masaryk University | RIPE | ASSIGNED | ● high |
| 2001:718:805::/48 | Masaryk University | RIPE | ASSIGNED | ● high |
| 2001:718:80a::/48 | Masaryk University FI CSU | RIPE | ASSIGNED | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(8 of 8)
Possible discrepancies (5)
These blocks are registered to Masaryk 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.
| 2001:718:801::/48 /48 | authorized for AS2852 — CESNET z.s.p.o. |
| 2001:718:805::/48 /48 | authorized for AS2852 — CESNET z.s.p.o. |
| 2001:718:80a::/48 /48 | authorized for AS2852 — CESNET z.s.p.o. |
| 195.178.86.0/23 /23 | authorized for AS2852 — CESNET z.s.p.o. |
| 78.128.215.0/24 /24 | authorized for AS2852 — CESNET z.s.p.o. |
NIC Handles
DUMY-RIPE
DUMY-RIPE
ORG-MU9-RIPE
ORG-MUFC1-RIPE
TENCZ-MNT