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Microsoft 365 / Entra ID

microsoft.com

Tenant ID, tenant name, region and sign-in type of any domain, plus a check of the DNS records Microsoft 365 needs.

Tenant

Microsoft

Tenant-ID
72f988bf-86f1-41af-91ab-2d7cd011db47
Region
Worldwide (WW)
Sign-in
Managed

Microsoft 365 DNS records

  • MX → Exchange Onlineok
    microsoft-com.mail.protection.outlook.com
  • SPF includes Microsoftok
    v=spf1 include:_spf-a.microsoft.com include:_spf-b.microsoft.com include:_spf-c.microsoft.com include:_spf-ssg-a.msft.net include:_spf1-meo.microsoft.com -all
  • Autodiscoverok
    autodiscover.outlook.com
  • DKIM selector1ok
    selector1-microsoft-com._domainkey.microsoft.onmicrosoft.com
  • DKIM selector2ok
    selector2-microsoft-com._domainkey.microsoft.onmicrosoft.com
  • Entra device registrationok
    enterpriseregistration.windows.net
  • Intune enrollmentother
    enterpriseenrollment-s.manage-beta.microsoft.com
  • Teams / Skype (lyncdiscover)ok
    webdir.online.lync.com
  • Teams / Skype (sip)ok
    sipdir.online.lync.com
  • Domain verification TXTok
    MS=ms79629062

Same in the terminal

$ curl tools.otw.solutions/m365/microsoft.com

Uses only information Microsoft publishes for every domain. No sign-in, nothing is sent to the tenant.