Data as of Nov 9, 2026
37.251.200.0/24
1 residential-proxy exit · 30 daysEurofiber Nederland BV
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
4 observations
Proxy providers listing exits
- AnyIP
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 |
|---|---|---|---|---|---|---|
| 37.251.200.0/21 | 2,048 | NL-EUROFIBER-20120418 | Eurofiber Nederland BV (ORG-SVS6-RIPE) · NL | ALLOCATED PA | Jan 23, 2024 | abuse@ |
| └ 37.251.200.0/27 | 32 | EuropeanAnti-FraudOffice_ | European Anti-Fraud Office (OLAF) (ORG-EAO2-RIPE) · BE | ASSIGNED PA | Jan 15, 2026 | abuse@ |
| └ 37.251.200.32/27 | 32 | EuropeanAnti-FraudOffice_ | European Anti-Fraud Office (OLAF) (ORG-EAO2-RIPE) · BE | ASSIGNED PA | Feb 4, 2026 | abuse@ |
| └ 37.251.200.64/27 | 32 | CleaningMastersNV_ | unknown | ASSIGNED PA | Feb 12, 2026 | abuse@ via NL-EUROFIBER-20120418 |
| └ 37.251.200.96/27 | 32 | AtosBelgiumBV_ | unknown | ASSIGNED PA | Apr 8, 2026 | abuse@ via NL-EUROFIBER-20120418 |
| └ 37.251.200.160/27 | 32 | CooleyLLP_ | unknown | ASSIGNED PA | Jul 13, 2026 | abuse@ via NL-EUROFIBER-20120418 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 160 | 63% | 5 | |
| Internet provider | 96 | 38% | 2 |
Network & registry
Announced by
Covering announcement 37.251.200.0/21
- Prefix
- 37.251.200.0/21
- Announced by
- AS39686 Eurofiber Nederland BV
- Type
- Internet provider
- Proxy exits
- 3
- RPKI
- RPKI valid
- Netname
- NL-EUROFIBER-20120418
- Registrant
- Eurofiber Nederland BV
- RIR
- RIPE NCC
Origin network
AS39686
NL
- Name
- Eurofiber Nederland BV
- Type
- Internet provider
- Registered
- Mar 6, 2015
- Domain
- eurofiber.com
- Website
- www.eurofiber.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 37.251.200.0/21
37.251.200.0/21
Routing history
- Pattern
- Reactivated
- First seen
- May 2019
- Current origin since
- Nov 2025 · 12 mo
- Origin networks
- 6
- Last change of origin
- Nov 2025
Recorded history
History
- Handoffs
- 5
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 37.251.200.0/21 | AS39686 | /24 | RIPE | RPKI valid |
IRR
Route objects on 37.251.200.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS39686 | RIPE | EUROFIBER-MNT | Jan 23, 2024 |
Whois
Registration for this announcement
- Range
- 37.
251. 200. 0/ 21 - Netname
- NL-EUROFIBER-20120418
- Registrant
- Eurofiber Nederland BV
- Registrant country
- NL
- Organization
- Eurofiber Nederland BV (ORG-SVS6-RIPE)
- Org country
- NL
- Type
- ALLOCATED PA
- Created
- Jan 23, 2024
- Updated
- Nov 6, 2024
- Maintainer
- Eurofiber-MNT
- RIR
- RIPE NCC
- Country
- NL
- Delegated
- Apr 18, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
eurofiber. com - Name
- Eurofiber ROLE-object
- Handle
- IR658-RIPE