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.office Brand TLD

The .office top-level domain is a brand-specific domain managed by Microsoft Corporation. It was created to strengthen the Microsoft Office brand, provide a secure and authentic online space for Microsoft-related services, and protect against misuse or spoofing. It is not open for public registration.

Registry:Microsoft Corporation
Introduced:2015-06-23
Updated:Apr 29, 2026
Restrictions:

Restricted to Microsoft Corporation and its wholly owned subsidiaries

.office Domain Overview

The .office extension is a brand top-level domain in the Domain Name System (DNS). It is managed by Microsoft Corporation. .office was introduced in 2015. There are currently 9 domains registered under this extension. DNSSEC adoption stands at 11.1%.

Registration Info

Registration pricing for .office is not publicly listed. Brand TLDs are typically restricted to the owning organization.

Security Features

  • DNSSEC
  • CAA Record Support

What Is the History of .office?

The .office domain was applied for under ICANN's New gTLD Program and delegated to Microsoft Corporation on June 23, 2015. It was initially delayed due to name collision concerns but was ultimately approved and delegated after ICANN's mitigation review. The domain is operated through Nominet as the technical registry service provider.

Did you know?

Brand TLDs like .office are part of ICANN's New gTLD Program launched in 2012, which expanded the domain namespace beyond traditional TLDs.

What Is .office Used For?

The .office TLD is commonly used for the following purposes:

Brand protection

Corporate email and portals

Internal Microsoft services

Official Office product websites

Secure customer authentication

How Many .office Domains Are Registered?

Total Registrations

9

DNSSEC Adoption

11.1%

Alternative TLDs

If .office doesn't meet your needs, consider these alternatives:

How Does .office Compare?

MetricValue
Extension.office
TypeBrand TLD
Total Registrations9
DNSSEC Adoption11.1%
Registration PriceContact registrar
Renewal PriceContact registrar
Registry OperatorMicrosoft Corporation
Introduced2015-06-23
RestrictionsRestricted to Microsoft Corporation and its wholly owned subsidiaries

How Available Are .office Domain Names?

Registration density analysis for .office domains by character length. Currently 5 domains are registered across all lengths.

Total Registered

5

Peak Saturation

0.01%

3-char names

DNSSEC Adoption

20.0%

Top Provider

Microsoft Azure DNS

LengthRegistered% FullDensity
3 chars20.01%
4 chars1<0.01%
9 chars1<0.01%
12 chars1<0.01%

Top DNS Providers

Microsoft Azure DNS4

Updated daily from zone file analysis. Alpha density = registered / 26^length.

Compare across all TLDs →

How Do I Register a .office Domain?

Eligibility

Registration is limited to Microsoft Corporation and its wholly owned subsidiaries. No public registration is permitted.

Restricted TLD

This is a brand TLD exclusively controlled by Microsoft Corporation. It is not available for public registration.

Registration Process

  1. Choose an accredited domain registrar that offers .office domains
  2. Check domain availability using the registrar's search tool
  3. Complete the registration process and provide required information
  4. Pay the registration fee (typically )
  5. Manage your domain settings through your registrar's control panel

How does .office 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 .office 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 .office 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.