General
- Extension
- .sk
- Type
- Country-code extension
- Meaning
- Slovakia
- Registry
- SK-NIC, a.s.
- Registry website
- www.sk-nic.sk
- Registered since
- 29 March 1993
Properties
- DNSSEC signed
- yes
- Name servers
- 4 (4 with IPv6)
- WHOIS server
- whois.sk-nic.sk
- RDAP server
- none reported to IANA
- At 1blu
- on request via kissdomain
Registration conditions
- Who may register?
- Any natural or legal person with a postal address in the EU, the EEA, an EFTA state or the United Kingdom.
- Length
- At most 63 characters.
- Characters
- a–z without diacritics, 0–9 and hyphen. No hyphen at the beginning or end, no two consecutive hyphens.
- Allocation
- First come, first served, via a registrar.
- Term
- Renewal in whole years, at most 10 years in advance.
The registry's current rules are binding: www.sk-nic.sk.
Sources: SK-NIC: Rules (Pravidla) 1 January 2024 · IANA Root Zone Database: .sk · As of 25 October 2026
Related extensions
No related extensions on offer.