Federal Institute of Technology Zurich
Federal Institute of Technology Zurich (ETHZ)
BGP inherited
Cluster stats
| Netblocks | 8 · 104,443 IPv4 addresses |
| Cluster ID | 209016456 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 6 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
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 |
|---|---|---|---|---|
| 82.130.64.0/18 | Federal Institute of Technology Zurich (ETHZ) | RIPE | ASSIGNED PI | ● high |
| 129.132.0.0/16 | Federal Institute of Technology Zurich (ETHZ) | RIPE | LEGACY | ● high |
| 148.187.192.0/19 | Federal Institute of Technology Zurich (ETHZ) | RIPE | LEGACY | ● high |
| 192.33.87.0 – 192.33.110.255 | Federal Institute of Technology Zurich (ETHZ) | RIPE | LEGACY | ● high |
| 195.176.96.0/19 | Federal Institute of Technology Zurich (ETHZ) | RIPE | ASSIGNED PA | ● high |
| 2001:620:8::/48 | Federal Institute of Technology Zurich (ETHZ) | RIPE | ASSIGNED | ● high |
| 2001:67c:10ec::/48 | Federal Institute of Technology Zurich (ETHZ) | RIPE | ASSIGNED PI | ● high |
| 2001:67c:2e40::/48 | Federal Institute of Technology Zurich (ETHZ) | RIPE | ASSIGNED PI | ● high |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
87.5%
of checked blocks have valid RPKI ROA coverage
(7 of 8)
Possible discrepancies (7)
These blocks are registered to Federal Institute of Technology Zurich (ETHZ) but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2001:620:8::/48 /48 | authorized for AS559 — SWITCH |
| 2001:67c:10ec::/48 /48 | authorized for AS559 — SWITCH |
| 2001:67c:2e40::/48 /48 | authorized for AS14618 — Amazon.com, Inc. |
| 129.132.0.0/16 /16 | authorized for AS559 — SWITCH |
| 82.130.64.0/18 /18 | authorized for AS559 — SWITCH |
| 195.176.96.0/19 /19 | authorized for AS559 — SWITCH |
| 148.187.192.0/19 /19 | authorized for AS559 — SWITCH |
NIC Handles
DUMY-RIPE
DUMY-RIPE
ORG-ETHZ1-RIPE
RIPE-NCC-END-MNT
RIPE-NCC-LEGACY-MNT
SWITCH-MNT