Data as of Nov 5, 2026
37.139.139.152/30
No anonymizer space · no proxy exits in 30 daysFusix Networks 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 |
|---|---|---|---|---|---|---|
| 37.139.136.0/21 | 2,048 | NL-FUSIX1-20120228 | Fusix Networks B.V. (ORG-FNB7-RIPE) · NL | ALLOCATED PA | Aug 22, 2019 | abuse@ |
| └ 37.139.139.152/30 | 4 | FUSIX-NETWORKS-OOB-CUSTS-01 | Fusix Networks customers in Telecity 1 | ASSIGNED PA | Sep 27, 2012 | abuse@ via NL-FUSIX1-20120228 |
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 37.139.136.0/21
- Prefix
- 37.139.136.0/21
- Announced by
- AS57866 Fusix Networks B.V.
- Type
- Internet provider
- RPKI
- RPKI valid
- Netname
- NL-FUSIX1-20120228
- Registrant
- Fusix Networks B.V.
- RIR
- RIPE NCC
Origin network
AS57866
NL
- Name
- Fusix Networks B.V.
- Type
- Internet provider
- Registered
- Feb 28, 2012
- Domain
- fusix.nl
- Website
- www.fusix.nl
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 37.139.136.0/21
37.139.136.0/21
Routing history
- Pattern
- Stable
- First seen
- Aug 2012
- Current origin since
- Aug 2012 · 14 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 37.139.136.0/21 | AS57866 | /21 | RIPE | RPKI valid |
IRR
Route objects on 37.139.136.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS57866 | RIPE | Fusix Networks IPv4 route | FUSIX-MNT | Feb 28, 2012 |
Whois
Registration for this announcement
- Range
- 37.
139. 136. 0/ 21 - Netname
- NL-FUSIX1-20120228
- Registrant
- Fusix Networks B.V.
- Registrant country
- NL
- Organization
- Fusix Networks B.V. (ORG-FNB7-RIPE)
- Org country
- NL
- Type
- ALLOCATED PA
- Created
- Aug 22, 2019
- Updated
- Jun 16, 2020
- Maintainer
- FUSIX-MNT
- RIR
- RIPE NCC
- Country
- NL
- Delegated
- Feb 28, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
fusix. nl - Name
- Fusix Networks role account
- Handle
- FUSX-RIPE