Data as of Nov 12, 2026
145.90.0.0/21
3 residential-proxy exits · 30 daysSurf B.V.
Residential-proxy exits
Proxy exits
3
0.15% of its addresses · 30 days
Spread
2 of 8
/24s with at least one exit
Providers
9
selling exits here
Oct 13, 2026 – Nov 11, 2026
Exits seen per day
43 observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 145.90.6.0/24 | 0 | 2 | |
| 145.90.2.0/24 | 0 | 1 |
Proxy providers listing exits
- Ake.net
- Byteful
- CatProxies
- Decodo
- FloppyData
- NovaProxy
- Oxylabs
- ProxiesVision
- ProxyGeo
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 |
|---|---|---|---|---|---|---|
| 145. | 2,031,616 | SURFNET-EARLY-REGISTRATIONS | Surf B.V. (ORG-SB3-RIPE) · NL | LEGACY | Nov 24, 2025 | cert@ |
| └ 145.90.0.0/21 | 2,048 | AHK-NET | Amsterdamse Hogeschool voor de Kunsten | LEGACY | Feb 26, 2015 | 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
Announced by
Covering announcement 145.90.0.0/16
- Prefix
- 145.90.0.0/16
- Announced by
- AS1103 Surf B.V.
- Type
- Business
- Proxy exits
- 111
- Always-on exits
- 2
- RPKI
- RPKI valid
- Netname
- SURFNET-EARLY-REGISTRATIONS
- Registrant
- Surf B.V.
- RIR
- RIPE NCC
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 145.90.0.0/16
145.90.0.0/16
Routing history
- Pattern
- Stable
- First seen
- Feb 2017
- Current origin since
- Feb 2017 · 9.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 145.90.0.0/16 | AS1103 | /24 | RIPE | RPKI valid |
IRR
Route objects on 145.90.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS1103 | RIPE | SN-LIR-MNT AS1103-MNT | Feb 15, 2017 |
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