Why You Can't Use Certain Email Addresses to Send Emails

Yahoo uses a DMARC mechanism that rejects emails sent from servers other than their own (correct)

Yahoo has a strict policy against sending emails to non-Yahoo addresses

Yahoo's servers are not compatible with systeme.io's email sending protocol

Yahoo imposes a limit on the number of emails that can be sent from its domain

Laposte imposes a limit on the number of emails that can be sent from its domain

Laposte protects its domain with DMARC, causing errors in email delivery (correct)

Laposte has a policy against sending emails outside of its domain

Laposte's servers are not compatible with systeme.io's email sending protocol

Zoho has strict policies against email forwarding

Zoho's servers do not support external email clients

Zoho imposes a limit on the number of emails that can be sent from its domain

The DMARC rejection policy is active on Zoho's domain (correct)

<p>Protonmail has a quarantine policy for emails sent with its domain outside its servers</p> Signup and view all the answers

<p>Register your domain name with a mailbox host of your choice</p> Signup and view all the answers