.si ccTLD
Slovenia
The .si top-level domain is the country-code domain for Slovenia, managed by the Academic and Research Network of Slovenia (ARNES). Originally delegated in 1992, it is used by individuals, businesses, and organizations with a connection to Slovenia for websites, email, and online services.
Registrants must submit applications in good faith for lawful purposes, without infringing on third-party rights or violating Slovenian law, public order, or morals. Certain names like 112.si, 113.si, si.si, and rs.si are reserved for government and emergency services.
.si Domain Overview
The .si extension is a country-code top-level domain (ccTLD) in the Domain Name System (DNS). It is managed by Academic and Research Network of Slovenia (ARNES). .si was introduced in 1992. Registration prices start from USD 12.45.
Registration Info
Price range based on 1 registrar. Actual prices may vary.
Security Features
- DNSSEC
- CAA Record Support
Where to Register a .si Domain — Price Comparison
Compare .si domain registration and renewal prices across 1 registrar. Prices are in USD and updated daily.
| Registrar | Registration | Renewal | Transfer |
|---|---|---|---|
| dynadot | $12.45 | $13.96 | $0.00 |
Prices checked May 27, 2026. Prices exclude ICANN fees where applicable and may vary by registrar promotions or contract terms.
What Is the History of .si?
The .si domain was delegated on April 1, 1992, to the Academic and Research Network of Slovenia (ARNES). It was among the earliest ccTLDs established in Europe and has been consistently managed by ARNES since its inception. The domain supports internationalized domain names (IDNs) with Slovenian characters.
Did you know?
The .si TLD serves a specific purpose in the domain ecosystem, providing users with clear context about the websites using this extension.
What Is .si Used For?
The .si TLD is commonly used for the following purposes:
Local business websites
Slovenian government services
Educational institutions
Nonprofit organizations
Personal websites targeting Slovenian audiences
E-commerce sites serving Slovenia
Popular Websites
How Do I Register a .si Domain?
Eligibility
No geographic restriction, but applicants must certify lawful and good-faith use. Domain names must follow length and character rules, and must not conflict with reserved names.
Open Registration
The .si TLD is available for registration through accredited domain registrars.
Registration Process
- Choose an accredited domain registrar that offers .si domains
- Check domain availability using the registrar's search tool
- Complete the registration process and provide required information
- Pay the registration fee (typically USD 12.45)
- Manage your domain settings through your registrar's control panel
.si vs Related Domain Extensions
How does .si compare to similar top-level domains? This comparison covers pricing, type, and availability to help choose the right domain extension.
View the full TLD Directory to browse all 1,900+ top-level domains with pricing, registration density analysis, and DNSSEC adoption rates.
Frequently Asked Questions
How Is This .si Data Compiled?
DNS Checker maintains a comprehensive TLD directory covering all 1,900+ active top-level domains. The data on this page combines multiple authoritative sources to provide information not found in standard TLD listings.
Zone File Analysis
Domain registration counts and density analysis are computed daily from TLD zone files, providing accurate registration statistics rather than estimates.
DNSSEC Adoption Tracking
DNSSEC deployment percentages are measured by scanning actual DNS records across all registered domains in each TLD zone.
Registrar Price Monitoring
Registration, renewal, and transfer prices are checked hourly across multiple accredited registrars and compared automatically.
Provider Market Share
DNS provider distribution is calculated from nameserver records, showing which hosting providers serve the most domains in each TLD.
Use DNS Checker tools to inspect any .si domain: run a full DNS health check, check DNS propagation, look up WHOIS records, or verify email authentication.
Disclaimer: The information on this page is sourced from IANA, ICANN, and respective registry operator publications, then structured and formatted with the assistance of AI. While accuracy is a priority, details such as pricing, registration requirements, and policies may change. Always verify with the official registry or an accredited registrar before making registration decisions.