Email Test Tools for SPF and DKIM Secured Domains

Email Testing Tools for SPF and DKIM Secure Domains

Check the spammyness of your emails with this website. It will rate your email on many factors.

https://www.mail-tester.com/

Check your MX Records, your SPFs and DKIM and also probe your email server

https://mxtoolbox.com/

Use Microsoft Exchange Online Powershell Tools

https://docs.microsoft.com/en-us/powershell/exchange/connect-to-exchange-online-powershell?view=exchange-ps

These are the main commands from powershell

Install-Module -Name ExchangeOnlineManagement -RequiredVersion 2.0.4

Set-ExecutionPolicy RemoteSigned

Import-Module ExchangeOnlineManagement

Connect-ExchangeOnline -UserPrincipalName mike@contoso.com

On Office365, Enable DKIM Signing


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