Data as of Nov 7, 2026
91.191.96.0/19
No anonymizer space · no proxy exits in 30 daysO2 Czech Republic, a.s. · space held by CETIN Networks, s.r.o.
Network & registry
Announced by
Covering announcement 91.191.64.0/18
- Prefix
- 91.191.64.0/18
- Announced by
- AS5610 O2 Czech Republic, a.s.
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- SK-O2N-20061227
- Registrant
- CETIN Networks, s.r.o.
- RIR
- RIPE NCC
Routing timeline
Who has announced 91.191.64.0/18
91.191.64.0/18
Routing history
- Pattern
- Stable
- First seen
- Jan 2007
- Current origin since
- Jun 2015 · 11 yr
- Origin networks
- 2
- Last change of origin
- Jun 2019
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 91.191.64.0/18 | AS5610 | /18 | RIPE | RPKI valid |
IRR
Route objects on 91.191.64.0/18
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS5610 | RIPE | CZ.CZNET | AS5610-MTN O2SK-MNT | Sep 24, 2019 |
Whois
Registration for this announcement
- Range
- 91.
191. 64. 0/ 18 - Netname
- SK-O2N-20061227
- Registrant
- CETIN Networks, s.r.o.
- Registrant country
- SK
- Organization
- CETIN Networks, s.r.o. (ORG-ONS12-RIPE)
- Org country
- SK
- Type
- ALLOCATED PA
- Created
- Dec 27, 2006
- Updated
- May 5, 2023
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- SK
- Delegated
- Dec 27, 2006
- Status
- assigned
Report abuse
Abuse contact
- abuse@
o2bs. sk - Name
- Abuse-C Role
- Handle
- AR70240-RIPE