onmicrosoft.com

Trusted High Traffic Tranco #2,903

onmicrosoft.com operates primarily as a identity provider, focusing on microsoft cloud identity & tenant management. Onmicrosoft.com is a default domain provided by Microsoft for its cloud services, including Microsoft 365 and Azure. It serves as a primary identifier for tenant accounts and is used for identity management and email services before custom domains are configured. It is operated by Microsoft Corporation.

Beyond its core function, the ecosystem extends into cloud infrastructure, email services, and productivity suites, providing a broader range of services.

Industry Category

Identity Providers

Authentication and identity management services.

Related Topics

cloud servicesidentity managementmicrosoft 365azureenterprise softwareemail

Well Established

onmicrosoft.com is a well-established platform operated by Microsoft Corporation. Top 10,000 global website, 20 years old, high traffic. Standard web safety practices apply.

Top 10,000 global website20 years oldhigh traffic

Security Considerations

While onmicrosoft.com is an established platform, these capabilities require extra vigilance.

Identity Provider

onmicrosoft.com provides "Sign in with..." authentication for third-party websites. Attackers create fake login pages that look identical to the real one. Always check the URL bar shows the exact correct domain before entering your password.

Remember: The platform itself is established, but even established platforms can be abused.

Real-Time Investigation

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Recent Threat Analysis

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Developer API

Integrate Domain Intelligence

Access this classification data programmatically via our API.

GET /api/v1/classify?domain=onmicrosoft.com
{
  "domain": "onmicrosoft.com",
  "state": "developed",
  "stability": "permanent",
  "confidence": "high",
  "category": {
    "purpose": "identity_provider",
    "specialization": "Microsoft Cloud Identity & Tenant Management",
    "secondary_purposes": [
      "cloud_infrastructure",
      "email_service",
      "productivity_suite"
    ]
  },
  "identity": {
    "headline": "Default domain for Microsoft cloud services and identity management",
    "summary": "Onmicrosoft.com is a default domain provided by Microsoft for its cloud services, including Microsoft 365 and Azure. It serves as a primary identifier for tenant accounts and is used for identity management and email services before custom domains are configured.",
    "operator": "Microsoft Corporation",
    "parent_entity": null,
    "topics": [
      "cloud services",
      "identity management",
      "microsoft 365",
      "azure",
      "enterprise software",
      "email"
    ]
  },
  "functions": {
    "is_ugc_platform": false,
    "is_file_host": false,
    "is_url_shortener": false,
    "is_public_idp": true,
    "is_crypto_platform": false,
    "allows_user_subdomains": false,
    "is_form_builder": false,
    "is_document_host": false
  },
  "facts": {
    "created_at": "2005-02-03",
    "rank": 2903,
    "hosting_provider": null
  }
}

Registered

Feb 3, 2005

Last Updated

Jan 6, 2026

Domain data sourced from WHOIS, Tranco rankings, and URLert's classification engine.