Data as of Nov 3, 2026
37.34.44.0/23
No anonymizer space · no proxy exits in 30 daysOpnet Srl
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 |
|---|---|---|---|---|---|---|
| 37.34.40.0/21 | 2,048 | IT-OPNET-20120103 | Opnet Srl (ORG-OS382-RIPE) · IT | ALLOCATED PA | May 14, 2025 | [email protected] |
| └ 37.34.44.0/23 | 512 | LINKEM-NET | Linkem Customers | ASSIGNED PA | Jan 13, 2012 | [email protected] via IT-OPNET-20120103 |
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 37.34.40.0/21
- Prefix
- 37.34.40.0/21
- Announced by
- AS198471 Opnet Srl
- Type
- Residential
- RPKI
- No RPKI
- Netname
- IT-OPNET-20120103
- Registrant
- Opnet Srl
- RIR
- RIPE NCC
Origin network
AS198471
IT
- Name
- Opnet Srl
- Type
- Internet provider
- Registered
- Feb 9, 2012
- Domain
- opnet.it
- Website
- web.linkem.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 37.34.40.0/21
37.34.40.0/21
Routing history
- Pattern
- Stable
- First seen
- Aug 2013
- Current origin since
- Aug 2013 · 13 yr
- Origin networks
- 1
IRR
Route objects on 37.34.40.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS198471 | RIPE | LINKEM-NETWORK | LINKEM-MNT | May 6, 2020 |
Whois
Registration for this announcement
- Range
- 37.34.40.0/21
- Netname
- IT-OPNET-20120103
- Registrant
- Opnet Srl
- Registrant country
- IT
- Organization
- Opnet Srl (ORG-OS382-RIPE)
- Org country
- IT
- Type
- ALLOCATED PA
- Created
- May 14, 2025
- Updated
- May 14, 2025
- Maintainer
- lir-it-opnet-1-MNT
- RIR
- RIPE NCC
- Country
- IT
- Delegated
- Jan 3, 2012
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse-C Role
- Handle
- AR77665-RIPE