Data as of Nov 4, 2026
91.191.80.0/22
No anonymizer space · no proxy exits in 30 daysO2 Business Services, a.s · space held by CETIN Networks, s.r.o.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 91.191.64.0/18 since Jun 2015 | AS5610 | Residential | CETIN Networks, s.r.o. |
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 |
|---|---|---|---|---|---|---|
| 91.191.64.0/18 | 16,384 | SK-O2N-20061227 | CETIN Networks, s.r.o. (ORG-ONS12-RIPE) · SK | ALLOCATED PA | Dec 27, 2006 | [email protected] |
| └ 91.191.64.0/19 | 8,192 | SK-O2SK | O2 Slovakia, s.r.o. (ORG-TOSS1-RIPE) · SK | LIR-PARTITIONED PA | Jun 17, 2019 | [email protected] |
| └ 91.191.80.0/22 | 1,024 | SK-O2-STATIC-POOL-20180523-02 | O2 Slovakia, s.r.o. (ORG-TOSS1-RIPE) · SK | ASSIGNED PA | May 23, 2018 | [email protected] |
Network & registry
Registry
Holder
- Organization
- CETIN Networks, s.r.o.
- Handle
- ORG-ONS12-RIPE
- Range
- 91.191.64.0/18
- Registration type
- ALLOCATED PA
- Record created
- Dec 27, 2006
- Reallocated to
- O2 Slovakia, s.r.o. (ORG-TOSS1-RIPE)
- Reallocated range
- 91.191.64.0/19
- Reallocation type
- LIR-PARTITIONED PA
- Reallocated
- Jun 17, 2019
Origin network
AS28952
SK
- Name
- O2 Business Services, a.s
- Type
- Internet provider
- Registered
- Jun 8, 2015
- Domain
- o2bs.sk
- Website
- www.o2bs.sk
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2019
- Current origin since
- Nov 2019 · 7.0 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 91.191.80.0/22 | AS28952 | /22 | RIPE | RPKI valid |
| 91.191.64.0/18 | AS5610 | /18 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28952 | RIPE | O2.SK | O2SK-MNT | Sep 24, 2019 |
Whois
Registration for this announcement
- Range
- 91.191.80.0/22
- Netname
- SK-O2-STATIC-POOL-20180523-02
- Registrant
- O2 Slovakia, s.r.o.
- Registrant country
- SK
- Organization
- O2 Slovakia, s.r.o. (ORG-TOSS1-RIPE)
- Org country
- SK
- Type
- ASSIGNED PA
- Created
- May 23, 2018
- Updated
- May 23, 2018
- Maintainer
- O2SK-MNT
- RIR
- RIPE NCC
- Country
- SK
- Delegated
- Dec 27, 2006
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- SKTO2-RIPE role
- Handle
- SKTO2-RIPE