SMTP Ports Blocked by Host
Some web hosts block the SMTP ports of their servers. As a result, you won't be able to send your newsletters through an SMTP connection.
There are two potential solutions to this problem:
- Sign up for the MailPoet Sending Service, which will send your newsletters over an API connection (never blocked by web hosts)
- Use SendGrid as your third party sending service - more on that option here.
- Use your web host/web server sending method (not recommended):