Data as of Nov 10, 2026
80.78.150.0/24
No anonymizer space · no proxy exits in 30 daysCETIN a.s. · space held by O2 Czech Republic, a.s.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 80.78.144.0/20 since Oct 2016 | AS12570 | Residential | 1 1 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 |
|---|---|---|---|---|---|---|
| 80.78.144.0/20 | 4,096 | CZ-CZNET-20050316 | O2 Czech Republic, a.s. (ORG-STAN1-RIPE) · CZ | ALLOCATED PA | Mar 16, 2005 | abuse@ |
| └ 80.78.150.0/24 | 256 | CETIN_ | CETIN a.s. (ORG-EPSS1-RIPE) · CZ | ASSIGNED PA | May 25, 2026 | abuse@ |
Network & registry
Registry
Holder
- Organization
- O2 Czech Republic, a.s.
- Handle
- ORG-STAN1-RIPE
- Range
- 80.
78. 144. 0/ 20 - Registration type
- ALLOCATED PA
- Record created
- Mar 16, 2005
Origin network
AS28725
CZ
- Name
- CETIN a.s.
- Type
- Internet provider
- Registered
- Feb 10, 2003
- Domain
- cetin.cz
- Website
- www.cetin.cz
- 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
- May 2026
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 80.78.150.0/24 | AS28725 | /24 | RIPE | RPKI valid |
| 80.78.144.0/20 | AS12570 | /20 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28725 | RIPE | MNET-IP-MNT | Apr 27, 2026 |
Whois
Registration for this announcement
- Range
- 80.
78. 150. 0/ 24 - Netname
- CETIN_
ex_ nej-cz - Registrant
- CETIN a.s.
- Registrant country
- CZ
- Organization
- CETIN a.s. (ORG-EPSS1-RIPE)
- Org country
- CZ
- Type
- ASSIGNED PA
- Created
- May 25, 2026
- Updated
- May 25, 2026
- Maintainer
- AS5610-MTN
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Mar 16, 2005
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cetin. cz - Name
- CETIN hostmaster
- Handle
- CTN100-RIPE