Data as of Nov 4, 2026
37.131.188.0/22
No anonymizer space · no proxy exits in 30 daysLeuPuls AG
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 |
|---|---|---|---|---|---|---|
| 37.131.184.0/21 | 2,048 | CH-LEUNET-20120224 | LeuPuls AG (ORG-STA1-RIPE) · CH | ALLOCATED PA | Feb 24, 2012 | abuse@ |
| └ 37.131.188.0/22 | 1,024 | LEUNET-NET | Leunet AG | ASSIGNED PA | Feb 27, 2012 | abuse@ via CH-LEUNET-20120224 |
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 37.131.184.0/21
- Prefix
- 37.131.184.0/21
- Announced by
- AS25375 LeuPuls AG
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- CH-LEUNET-20120224
- Registrant
- LeuPuls AG
- RIR
- RIPE NCC
Origin network
AS25375
CH
- Name
- LeuPuls AG
- Type
- Internet provider
- Registered
- Nov 4, 2002
- Domain
- leucom.ch
- Website
- www.leucom.ch
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 37.131.184.0/21
37.131.184.0/21
Routing history
- Pattern
- Stable
- First seen
- Mar 2012
- Current origin since
- Mar 2012 · 15 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 37.131.184.0/21 | AS25375 | /21 | RIPE | RPKI valid |
IRR
Route objects on 37.131.184.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS25375 | RIPE | Leunet AG | LEUNET-SECURITY-MNT | Feb 27, 2012 |
Whois
Registration for this announcement
- Range
- 37.
131. 184. 0/ 21 - Netname
- CH-LEUNET-20120224
- Registrant
- LeuPuls AG
- Registrant country
- CH
- Organization
- LeuPuls AG (ORG-STA1-RIPE)
- Org country
- CH
- Type
- ALLOCATED PA
- Created
- Feb 24, 2012
- Updated
- Oct 3, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CH
- Delegated
- Feb 24, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
stafag. ch - Name
- tech-c
- Handle
- TA6689-RIPE