Data as of Nov 6, 2026
83.168.173.16/29
No anonymizer space · no proxy exits in 30 daysSWAN, a.s.
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 |
|---|---|---|---|---|---|---|
| 83.168.128.0/18 | 16,384 | SK-SWAN-20040406 | SWAN, a.s. (ORG-SPA43-RIPE) · SK | ALLOCATED PA | Oct 13, 2016 | ripe-abuse@ |
| └ 83.168.173.16/29 | 8 | TECHNISERV-SK-NET-I | Techniserv, s.r.o. address space | ASSIGNED PA | Oct 6, 2006 | ripe-abuse@ via SK-SWAN-20040406 |
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
Announced by
Covering announcement 83.168.128.0/18
- Prefix
- 83.168.128.0/18
- Announced by
- AS5578 SWAN, a.s.
- Type
- Residential
- Proxy exits
- 159
- Always-on exits
- 3
- RPKI
- RPKI valid
- Netname
- SK-SWAN-20040406
- Registrant
- SWAN, a.s.
- RIR
- RIPE NCC
Origin network
AS5578
SK
- Name
- SWAN, a.s.
- Type
- Internet provider
- Registered
- Mar 18, 1996
- Domain
- swan.sk
- Website
- www.swan.sk/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 83.168.128.0/18
83.168.128.0/18
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Dec 2020 · 5.9 yr
- Origin networks
- 3
- Last change of origin
- Dec 2020
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 83.168.128.0/18 | AS5578 | /18 | RIPE | RPKI valid |
Whois
Registration for this announcement
- Range
- 83.
168. 128. 0/ 18 - Netname
- SK-SWAN-20040406
- Registrant
- SWAN, a.s.
- Registrant country
- SK
- Organization
- SWAN, a.s. (ORG-SPA43-RIPE)
- Org country
- SK
- Type
- ALLOCATED PA
- Created
- Oct 13, 2016
- Updated
- Apr 25, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- SK
- Delegated
- Apr 6, 2004
- Status
- assigned
Report abuse
Abuse contact
- ripe-abuse@
swan. sk - Name
- SWAN, a.s. RIPE Role Object
- Handle
- SWAN1-RIPE