Some servers require outgoing authentication.Misspelling the outgoing server name (for example, typing instead of ).The top things people miss when trying to setup their outgoing server are as follows: You can also try changing your outgoing mail (SMTP) port number to 26 (default is 25), as some ISP’s will block port 25 because it is often used for spamming. If you are intent on using your own site’s mail server, you may want to contact your ISP. Find the name of your ISP and use the chart below to find your outgoing mail server. In this situation, you’ll need to use your ISP’s outgoing mail server. Some ISP’s (Internet Service Providers) will not allow you to make use of your own outgoing mail server. Setup takes only a couple minutes, and the service will work from anywhere in the world - from home, the office, Los Angeles, or even Guatemala! My Outgoing Mail Server Doesn’t Work!
You can use SMTP2GO as your outgoing mail server and never worry about problems sending emails again. For example, websites hosted on may use as both their incoming and outgoing mail servers. If your email is hosted on your own website, you may want to use your hosting provider’s mail server. will use their own outgoing mail servers.
Email addresses based on hosted email services such as Hotmail, Google, Yahoo, etc. Depending on where your email account is hosted, you may or may not be able to use your email provider’s outgoing mail server. Your outgoing mail server is used to send emails from your computer. List of Outgoing SMTP Mail Servers By ISP.Getting Your SMTP Server Working (Checklist).
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