Data as of Nov 14, 2026
89.190.55.0/24
No anonymizer space · no proxy exits in 30 daysSATT a.s. · space held by O2 Czech Republic, a.s.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 89.190.48.0/20 since May 2018 | AS12570 | Residential | 10 2 always on | O2 Czech Republic, a.s. |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 89. | 6,144 | CZ-CZNET-20030327 | O2 Czech Republic, a.s. (ORG-STAN1-RIPE) · CZ | ALLOCATED PA | May 29, 2018 | abuse@ |
| └ 89.190.55.0/24 | 256 | SATTNET | SATT a.s. | ASSIGNED PA | Feb 25, 2008 | abuse@ via CZ-CZNET-20030327 |
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
Registry
Holder
- Organization
- O2 Czech Republic, a.s.
- Handle
- ORG-STAN1-RIPE
- Range
- 89.
190. 40. 0 - 89. 190. 63. 255 - Registration type
- ALLOCATED PA
- Record created
- May 29, 2018
Origin network
AS56566
CZ
- Name
- SATT a.s.
- Type
- Internet provider
- Registered
- Mar 21, 2011
- Domain
- satt.cz
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2024
- Current origin since
- Oct 2025 · 1.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 89.190.55.0/24 | AS56566 | /24 | RIPE | RPKI valid |
| 89.190.48.0/20 | AS12570 | /20 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS56566 | RIPE | MNET-IP-MNT | Nov 7, 2023 |
Whois
Registration for this announcement
- Range
- 89.
190. 55. 0/ 24 - Netname
- SATTNET
- Registrant
- SATT a.s.
- Registrant country
- CZ
- Organization
- SATT a.s.
- Org country
- CZ
- Type
- ASSIGNED PA
- Created
- Feb 25, 2008
- Updated
- Feb 25, 2008
- Maintainer
- MNET-IP-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Jun 6, 2006
- Status
- assigned
Report abuse
Abuse contact
- abuse@
o2. cz - Name
- Abuse-C Role
- Handle
- AR14410-RIPE