.cal Brand TLD
The .cal top-level domain is a brand-specific domain operated by Google through Charleston Road Registry Inc. It was created to enhance and extend the functionality of Google Calendar, offering a dedicated namespace for personal and enterprise calendar management.
Restricted to Google and authorized internal use for Google Calendar integration; not available for public registration.
.cal Domain Overview
The .cal extension is a brand top-level domain in the Domain Name System (DNS). It is managed by Charleston Road Registry Inc.. .cal was introduced in 2014. There are currently 3 domains registered under this extension. DNSSEC adoption stands at 0.0%.
Registration Info
Registration pricing for .cal is not publicly listed. Brand TLDs are typically restricted to the owning organization.
Security Features
- DNSSEC
- CAA Record Support
What Is the History of .cal?
The .cal domain was applied for by Charleston Road Registry Inc., a subsidiary of Google, as part of ICANN’s new gTLD program. It was delegated to the DNS root zone on September 15, 2014. The domain was designed specifically to support Google Calendar by enabling unique second-level domain names that directly link to calendar services and internal Google tools.
Did you know?
Brand TLDs like .cal are part of ICANN's New gTLD Program launched in 2012, which expanded the domain namespace beyond traditional TLDs.
What Is .cal Used For?
The .cal TLD is commonly used for the following purposes:
Google Calendar integration
Internal enterprise calendar services
Customized calendar URLs for users
Product development and phase-out management within Google
How Many .cal Domains Are Registered?
Total Registrations
3
DNSSEC Adoption
0.0%
Alternative TLDs
If .cal doesn't meet your needs, consider these alternatives:
How Does .cal Compare?
| Metric | Value |
|---|---|
| Extension | .cal |
| Type | Brand TLD |
| Total Registrations | 3 |
| DNSSEC Adoption | 0.0% |
| Registration Price | Contact registrar |
| Renewal Price | Contact registrar |
| Registry Operator | Charleston Road Registry Inc. |
| Introduced | 2014-09-15 |
| Restrictions | Restricted to Google and authorized internal use for Google Calendar integration; not available for public registration. |
How Available Are .cal Domain Names?
Registration density analysis for .cal domains by character length. Currently 1 domains are registered across all lengths.
Total Registered
1
Peak Saturation
0.01%
3-char names
DNSSEC Adoption
0.0%
Top Provider
Google Cloud DNS
| Length | Registered | % Full | Density |
|---|---|---|---|
| 3 chars | 1 | 0.01% |
Top DNS Providers
Updated daily from zone file analysis. Alpha density = registered / 26^length.
Compare across all TLDs →How Do I Register a .cal Domain?
Eligibility
Not available for public use; restricted to Google and its authorized internal services for calendar management
Restricted TLD
This is a brand TLD exclusively controlled by Charleston Road Registry Inc.. It is not available for public registration.
Registration Process
- Choose an accredited domain registrar that offers .cal domains
- Check domain availability using the registrar's search tool
- Complete the registration process and provide required information
- Pay the registration fee (typically )
- Manage your domain settings through your registrar's control panel
.cal vs Related Domain Extensions
How does .cal 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 .cal 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 .cal 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.