To set up DNS records for Outlook (Microsoft 365) email services, you’ll need to configure the following DNS settings in your domain’s DNS management panel.

Required DNS Records for Outlook Email

  1. MX Record
    • Name/Host: @
    • Type: MX
    • Value: yourdomain-com.mail.protection.outlook.com (replace yourdomain.com with your actual domain)
    • Priority: 0
  2. TXT Record (SPF)
    • Name/Host: @
    • Type: TXT
    • Value: "v=spf1 include:spf.protection.outlook.com -all"
  3. CNAME Records (Autodiscover and other services)
NameTypeValue
autodiscoverCNAMEautodiscover.outlook.com
sipCNAMEsipdir.online.lync.com
lyncdiscoverCNAMEwebdir.online.lync.com
msoidCNAMEclientconfig.microsoftonline-p.net
enterpriseregistrationCNAMEenterpriseregistration.windows.net
enterpriseenrollmentCNAMEenterpriseenrollment.windows.net
  1. SRV Records for Skype for Business
NameTypeServiceProtocolPriorityWeightPortTarget
@SRV_sip_tls1001443sipdir.online.lync.com
@SRV_sipfederationtls_tcp10015061sipfed.online.lync.com
  1. TXT Record for Domain Verification (optional)
    Microsoft may provide a TXT record to verify domain ownership.
  2. DKIM & DMARC Setup (Optional but Recommended)
    • DKIM: Activate it through the Microsoft 365 admin center.
    • DMARC Record:
      • Type: TXT
      • Name: _dmarc
      • Value: "v=DMARC1; p=none; rua=mailto:your-email@yourdomain.com"

Steps to Configure DNS

  1. Log into your domain provider’s control panel (e.g., GoDaddy, Cloudflare, VentraIP).
  2. Navigate to DNS settings.
  3. Add the above records one by one.
  4. Save changes and wait for propagation (usually 24-48 hours).

Let me know if you need help with a specific domain provider!

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