Comprehensive information about all top-level domains (TLDs) including generic, country code, and brand-specific domains.
Showing 12 of 2000 TLDs ( 2000 total)
The .rio TLD is a geographic top-level domain representing Rio de Janeiro, Brazil. It was created under ICANN's New gTLD program to promote the city’s digital identity and support local businesses, culture, and tourism efforts.
Open for registration by anyone worldwide, with no residency or local presence requirements
The .rio extension is a geographic top-level domain in the Domain Name System (DNS). It is managed by Empresa Municipal de Informática SA - IPLANRIO. .rio was introduced in 2014. There are currently 705 domains registered under this extension. DNSSEC adoption stands at 9.9%.
Registration pricing for .rio is not publicly listed. Contact an ICANN-accredited registrar for availability and pricing.
The .rio domain was proposed by IPLANRIO as part of ICANN’s New gTLD program and was officially delegated to the DNS root zone on May 22, 2014. IPLANRIO, a municipal company of Rio de Janeiro, signed its Registry Agreement with ICANN on February 27, 2014. The TLD was introduced to strengthen the city’s global brand and support digital initiatives tied to Rio’s identity.
The .rio TLD serves a specific purpose in the domain ecosystem, providing users with clear context about the websites using this extension.
The .rio TLD is commonly used for the following purposes:
705
9.9%
If .rio doesn't meet your needs, consider these alternatives:
| Metric | Value |
|---|---|
| Extension | .rio |
| Type | Generic TLD (gTLD) |
| Total Registrations | 705 |
| DNSSEC Adoption | 9.9% |
| Registration Price | Contact registrar |
| Renewal Price | Contact registrar |
| Registry Operator | Empresa Municipal de Informática SA - IPLANRIO |
| Introduced | 2014-05-22 |
| Restrictions | Open for registration by anyone worldwide, with no residency or local presence requirements |
Registration density analysis for .rio domains by character length. Currently 501 domains are registered across all lengths.
Total Registered
501
Peak Saturation
0.89%
2-char names
DNSSEC Adoption
12.0%
Top Provider
Cloudflare
| Length | Registered | % Full | Density |
|---|---|---|---|
| 2 chars | 6 | 0.89% | |
| 3 chars | 24 | 0.14% | |
| 4 chars | 42 | 0.01% | |
| 5 chars | 57 | <0.01% | |
| 6 chars | 71 | <0.01% | |
| 7 chars | 66 | <0.01% | |
| 8 chars | 58 | <0.01% | |
| 9 chars | 50 | <0.01% | |
| 10 chars | 47 | <0.01% | |
| 11 chars | 46 | <0.01% | |
| 12 chars | 34 | <0.01% |
Updated daily from zone file analysis. Alpha density = registered / 26^length.
Compare across all TLDs →No restrictions; open to individuals and organizations globally
The .rio TLD is available for registration through accredited domain registrars.
How does .rio 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.
DNSChkr 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.
Domain registration counts and density analysis are computed daily from TLD zone files, providing accurate registration statistics rather than estimates.
DNSSEC deployment percentages are measured by scanning actual DNS records across all registered domains in each TLD zone.
Registration, renewal, and transfer prices are checked hourly across multiple accredited registrars and compared automatically.
DNS provider distribution is calculated from nameserver records, showing which hosting providers serve the most domains in each TLD.
Use DNSChkr tools to inspect any .rio 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.