Data as of Nov 11, 2026
145.98.0.0/16
No anonymizer space · no proxy exits in 30 daysSurf B.V.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 145.98.0.0/21 since Jan 2026 | AS1147 | Business | Surf B.V. | |
| 145.98.7.0/24 since Feb 2026 | AS1147 | Business | Surf B.V. | |
| 145.98.16.0/24 since Sep 18, 2026 | AS1653 | Business | Surf B.V. |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 145. | 2,031,616 | SURFNET-EARLY-REGISTRATIONS | Surf B.V. (ORG-SB3-RIPE) · NL | LEGACY | Nov 24, 2025 | cert@ |
| └ 145.98.0.0/21 | 2,048 | MCL-NET | Medisch Centrum Leeuwarden B.V. | LEGACY | Jan 16, 2025 | cert@ via SURFNET-EARLY-REGISTRATIONS |
| └ 145.98.16.0/24 | 256 | ANY-NET | unknown | LEGACY | Mar 3, 2025 | cert@ via SURFNET-EARLY-REGISTRATIONS |
| └ 145.98.38.0/23 | 512 | STOL-VPN-GENERAL | STOL (STudenten OnLine) network / SURFnet | LEGACY | — | cert@ via SURFNET-EARLY-REGISTRATIONS |
| └ 145.98.64.0/18 | 16,384 | UNIMAAS-NET | Universiteit Maastricht Lab | LEGACY | Jul 10, 2025 | cert@ via SURFNET-EARLY-REGISTRATIONS |
| └ 145.98.128.0/18 | 16,384 | SURFNET-ACCESS-UNSPECIFIED | SURFnet access (UNSPECIFIED) | LEGACY | Sep 9, 2005 | cert@ via SURFNET-EARLY-REGISTRATIONS |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & 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 this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2015
- Current origin since
- Jun 2025 · 1.4 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 145.
88. 0. 0 - 145. 118. 255. 255 - Netname
- SURFNET-EARLY-REGISTRATIONS
- Registrant
- Surf B.V.
- Registrant country
- NL
- Organization
- Surf B.V. (ORG-SB3-RIPE)
- Org country
- NL
- Type
- LEGACY
- Created
- Nov 24, 2025
- Updated
- Jun 30, 2026
- Maintainer
- RIPE-NCC-LEGACY-MNT
- RIR
- RIPE NCC
- Country
- NL
- Delegated
- Sep 1, 1993
- Status
- assigned
Report abuse
Abuse contact
- cert@
surfcert. nl - Name
- SURF Network Maintainer
- Handle
- SNS1-RIPE