Data as of Nov 10, 2026
81.2.239.0/24
No anonymizer space · no proxy exits in 30 daysINTERNET CZ, a.s.
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 |
|---|---|---|---|---|---|---|
| 81.2.192.0/18 | 16,384 | CZ-INTERNET-20020404 | INTERNET CZ, a.s. (ORG-ICA1-RIPE) · CZ | ALLOCATED PA | Apr 22, 2002 | abuse@ |
| └ 81.2.239.0/24 | 256 | CLOUD-SMART-3-CZ | Cloud Services CZ1 | ASSIGNED PA | Aug 7, 2015 | abuse@ via CZ-INTERNET-20020404 |
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 81.2.192.0/18
- Prefix
- 81.2.192.0/18
- Announced by
- AS24806 INTERNET CZ, a.s.
- Type
- Hosting
- Proxy exits
- 8
- RPKI
- RPKI valid
- Netname
- CZ-INTERNET-20020404
- Registrant
- INTERNET CZ, a.s.
- RIR
- RIPE NCC
Origin network
AS24806
CZ
- Name
- INTERNET CZ, a.s.
- Type
- Hosting
- Registered
- Apr 4, 2002
- Domain
- forpsi.com
- Website
- www.forpsi.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 1
Routing timeline
Who has announced 81.2.192.0/18
81.2.192.0/18
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 81.2.192.0/18 | AS24806 | /32 | RIPE | RPKI valid |
IRR
Route objects on 81.2.192.0/18
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS24806 | RIPE | INTERNET CZ, a.s. | INTERNET-CZ-MNT | May 7, 2002 |
Whois
Registration for this announcement
- Range
- 81.
2. 192. 0/ 18 - Netname
- CZ-INTERNET-20020404
- Registrant
- INTERNET CZ, a.s.
- Registrant country
- CZ
- Organization
- INTERNET CZ, a.s. (ORG-ICA1-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Apr 22, 2002
- Updated
- Dec 11, 2025
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Apr 4, 2002
- Status
- assigned
Report abuse
Abuse contact
- abuse@
forpsi. com - Name
- FORPSI www.forpsi.com
- Handle
- ICZ-RIPE