Data as of Nov 10, 2026
145.137.162.0/24
1 residential-proxy exit · 30 daysSurf B.V.
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
2
selling exits here
Oct 11, 2026 – Nov 8, 2026
Exits seen per day
2 observations
Proxy providers listing exits
- FastProxy
- LemonBright
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 145.136.0.0/15 since Apr 2020 | AS1103 | Business | 135 | Surf 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 |
|---|---|---|---|---|---|---|
| 145. | 2,752,512 | SURF-PARENT-BLOCK-II | Surf B.V. (ORG-SB3-RIPE) · NL | LEGACY | Aug 5, 2026 | cert@ |
| └ 145.137.128.0/18 | 16,384 | RU-NET | Radboud Universiteit Nijmegen (ORG-RU11-RIPE) · NL | LEGACY | Sep 8, 2022 | cert@ |
Network & registry
Announced by
Covering announcement 145.137.128.0/18
- Prefix
- 145.137.128.0/18
- Announced by
- AS1103 Surf B.V.
- Type
- Business
- Proxy exits
- 13
- RPKI
- RPKI valid
- Netname
- RU-NET
- Registrant
- Radboud Universiteit Nijmegen
- RIR
- RIPE NCC
IPv4 market
Holder
- Organization
- Surf B.V.
- Handle
- ORG-SB3-RIPE
- Range
- 145.
134. 0. 0 - 145. 175. 255. 255 - Registration type
- LEGACY
- Record created
- Aug 5, 2026
- Legacy
- yes
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
Covering aggregate above, the prefix's own history below
145.137.128.0/18
Routing history
- Pattern
- Stable
- First seen
- Sep 2022
- Current origin since
- Sep 2022 · 4.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 145.137.128.0/18 | AS1103 | /24 | RIPE | RPKI valid |
| 145.136.0.0/15 | AS1103 | /24 | RIPE | RPKI valid |
IRR
Route objects on 145.137.128.0/18
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS1103 | RIPE | RU-NET | AS1103-MNT | Sep 20, 2022 |
Whois
Registration for this announcement
- Range
- 145.
137. 128. 0/ 18 - Netname
- RU-NET
- Registrant
- Radboud Universiteit Nijmegen
- Registrant country
- NL
- Organization
- Radboud Universiteit Nijmegen (ORG-RU11-RIPE)
- Org country
- NL
- Type
- LEGACY
- Created
- Sep 8, 2022
- Updated
- Jun 29, 2026
- Maintainer
- SN-LIR-MNT
- RIR
- RIPE NCC
- Country
- NL
- Delegated
- Sep 1, 1993
- Status
- assigned
Report abuse
Abuse contact
- cert@
ru. nl - Name
- ISC IT-services Radboud University
- Handle
- IIRU1-RIPE