Data as of Nov 7, 2026
94.138.122.0/24
No anonymizer space · no proxy exits in 30 daysISP Alliance a.s. · space held by CoProSys a.s.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 94.138.96.0/19 since Oct 2008 | AS39906 | Residential | 20 5 always on | CoProSys 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 |
|---|---|---|---|---|---|---|
| 94.138.96.0/19 | 8,192 | CZ-COPROSYS-20080922 | CoProSys a.s. (ORG-CA781-RIPE) · CZ | ALLOCATED PA | Sep 22, 2008 | abuse@ |
| └ 94.138.122.0/24 | 256 | NORONET-CZ | System NET Line (ORG-SNL68-RIPE) | ASSIGNED PA | Apr 23, 2010 | abuse@ |
Network & registry
Announced by
Covering announcement 94.138.120.0/22
- Prefix
- 94.138.120.0/22
- Announced by
- AS201476 ISP Alliance a.s.
- Type
- Residential
- Proxy exits
- 5
- Always-on exits
- 2
- RPKI
- RPKI valid
- Netname
- CZ-COPROSYS-20080922
- Registrant
- CoProSys a.s.
- RIR
- RIPE NCC
Origin network
AS201476
CZ
- Name
- ISP Alliance a.s.
- Type
- Internet provider
- Registered
- Oct 15, 2014
- Domain
- ispalliance.cz
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
94.138.120.0/22
Routing history
- Pattern
- Stable
- First seen
- Aug 2017
- Current origin since
- Aug 2017 · 9.2 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 94.138.120.0/22 | AS201476 | /22 | RIPE | RPKI valid |
| 94.138.96.0/19 | AS39906 | /24 | RIPE | Another network |
IRR
Route objects on 94.138.120.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS201476 | RIPE | COPROSYS-MNT | Mar 2, 2017 |
Whois
Registration for this announcement
- Range
- 94.
138. 96. 0/ 19 - Netname
- CZ-COPROSYS-20080922
- Registrant
- CoProSys a.s.
- Registrant country
- CZ
- Organization
- CoProSys a.s. (ORG-CA781-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Sep 22, 2008
- Updated
- Jul 15, 2016
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Sep 22, 2008
- Status
- assigned
Report abuse
Abuse contact
- abuse@
coprosys. cz - Name
- Abuse-C Role
- Handle
- AR14409-RIPE