Data as of Nov 14, 2026
192.33.89.0/24
No anonymizer space · no proxy exits in 30 daysSWITCH · space held by Federal Institute of Technology Zurich (ETHZ)
Network & registry
Origin network
AS559
CH
- Name
- SWITCH
- Type
- Education
- Registered
- Sep 1, 1993
- Domain
- switch.ch
- Website
- www.switch.ch/
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
- Tor exits
- 4
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2023
- Current origin since
- Feb 2023 · 3.8 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 192.33.88.0/21 | AS559 | /24 | RIPE | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS559 | RIPE | ETH-NET3 | AS559-MNT | Aug 4, 2022 |
Whois
Registration for this announcement
- Range
- 192.
33. 87. 0 - 192. 33. 110. 255 - Netname
- ETH-NET
- Registrant
- Federal Institute of Technology Zurich (ETHZ)
- Registrant country
- CH
- Organization
- Federal Institute of Technology Zurich (ETHZ) (ORG-ETHZ1-RIPE)
- Org country
- CH
- Type
- LEGACY
- Created
- Apr 23, 2015
- Updated
- Apr 14, 2016
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- CH
- Delegated
- Oct 30, 1987
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ethz. ch - Name
- Hostmaster ETHZ
- Handle
- HE688-RIPE