Data as of Nov 8, 2026
192.42.122.0/23
No anonymizer space · no proxy exits in 30 daysSurf B.V.
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 192.42.122.0/24 under 192. | 256 | SURFwim | SURFnet bv | LEGACY | — | cert@ |
| 192.42.123.0/24 | 256 | SURFwim | SURFnet bv | LEGACY | — | — |
Network & registry
Announced by
Covering announcement 192.42.120.0/22
- Prefix
- 192.42.120.0/22
- Announced by
- AS1103 Surf B.V.
- Type
- Business
- RPKI
- No RPKI
- RIR
- RIPE NCC
IPv4 market
Holder
- Organization
- Not stated by the registry
Origin network
AS1103
NL
- Name
- Surf B.V.
- Type
- Education
- Registered
- Sep 1, 1993
- Domain
- surf.nl
- Website
- www.surf.nl/en
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 192.42.120.0/22
192.42.120.0/22
Routing history
- Pattern
- Stable
- First seen
- Jul 2024
- Current origin since
- Jul 2024 · 2.3 yr
- Origin networks
- 1
IRR
Route objects on 192.42.120.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS1103 | RIPE | SN-LIR-MNT | Dec 19, 2023 |
Whois
Registration for this announcement
192.42.120.0/22 spans several registrations: 4 records are listed under Registrations.
- Registrant country
- EU
- RIR
- RIPE NCC
- Country
- NL
- Delegated
- Sep 26, 1988
- Status
- assigned