Data as of Nov 13, 2026
5.104.16.0/24
No anonymizer space · no proxy exits in 30 daysUnArtel s.r.o. · space held by FreeTel, s.r.o.
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 |
|---|---|---|---|---|---|---|
| 5.104.16.0/21 | 2,048 | CZ-KLFREE-20120628 | FreeTel, s.r.o. (ORG-SK14-RIPE) · CZ | ALLOCATED PA | Jun 28, 2012 | abuse@ |
| └ 5.104.16.0/22 | 1,024 | UnArtel | UnArtel s.r.o. (ORG-UN12-RIPE) · CZ | ASSIGNED PA | Jun 29, 2012 | abuse@ |
Network & registry
Announced by
Covering announcement 5.104.16.0/21
- Prefix
- 5.104.16.0/21
- Announced by
- AS198977 UnArtel s.r.o.
- Type
- Residential
- Proxy exits
- 64
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- CZ-KLFREE-20120628
- Registrant
- FreeTel, s.r.o.
- RIR
- RIPE NCC
Origin network
AS198977
CZ
- Name
- UnArtel s.r.o.
- Type
- Internet provider
- Registered
- Jul 5, 2012
- Domain
- unart.cz
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 5.104.16.0/21
5.104.16.0/21
Routing history
- Pattern
- Stable
- First seen
- Sep 2012
- Current origin since
- Sep 2012 · 14 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 5.104.16.0/21 | AS198977 | /21 | RIPE | RPKI valid |
IRR
Route objects on 5.104.16.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS198977 | RIPE | Unart/UnArtel route | CZNFX-MNT | Jul 5, 2012 |
Whois
Registration for this announcement
- Range
- 5.
104. 16. 0/ 21 - Netname
- CZ-KLFREE-20120628
- Registrant
- FreeTel, s.r.o.
- Registrant country
- CZ
- Organization
- FreeTel, s.r.o. (ORG-SK14-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Jun 28, 2012
- Updated
- Aug 30, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Jun 28, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
nfx. cz - Name
- NFX z.s.p.o. / FreeTel, s.r.o. / AS 8251 last-resort abuse mailbox
- Handle
- NFXA-RIPE