Azure Active Directory Domain Services pricing

Domain services for virtual machines and directory-aware applications

Azure Active Directory Domain Services provides scalable, high-performance, managed domain services such as domain-join, LDAP, Kerberos, Windows Integrated authentication, and group policy. With the click of a button, administrators can enable managed domain services for virtual machines and directory-aware applications deployed in Azure Infrastructure Services. By maintaining compatibility with Windows Server Active Directory, Azure Active Directory Domain Services allows administrators to easily migrate legacy on-premises applications to the cloud and to centralize management of all applications and all identities in Azure Active Directory.

Pricing details

Azure Active Directory Domain Services usage is charged per hour, based on the SKU selected by the tenant owner. Azure Active Directory is available in User Forest and Resource Forest (currently in preview). While in preview, Resource Forest pricing includes a pricing discount. Prices listed in the table below include the preview discount.

Standard Enterprise Premium
AAD DS Core Service
Suggested Auth Load (peak, per hour)1 0 to 3,000 3,000 to 10,000 10,000 to 70,000
Suggested Object Count2 0 to 25,000 25,000 to 100,000 100,000 to 500,000
Backup Frequency Every 5 Days Every 3 Days Daily3
Resource Forest Trusts N/A 5 10
Instances
User Forest4 $- $- $-
Resource Forest (Preview)4 N/A $- $-

1 Transactions are given as guidelines for selecting SKU and are not SLA. Directory performance may vary depending on the needs of your applications and amount of authentication requests.

2 Object count is given as a guideline for selecting SKU and not limited in the product.

3 Daily backups will be retained 7 days, with every 3rd backup being retained 30 days.

4 Each instance consists of 2 domain controllers for high availability, spread across 2 availability zones (if available in region).

Support & SLA

  • Technical support for Azure Active Directory Domain Services is available through Azure Support, starting at $29/month. Billing and subscription management support is provided at no cost.
  • SLA — We guarantee at least 99.9% of Azure Active Directory Domain Services requests for domain authentication of user accounts belonging to the managed domain, LDAP bind to the root DSE, or DNS lookup of records will complete successfully. Learn more about our SLA. This SLA does not apply to the Resource Forest Enterprise while in preview.

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