Servers restrict the programs that can directly connect to remote servers and send mail. Here, let us discuss the top reasons for “SMTP ERROR: Failed to connect to server”. Or SMTP ERROR: Failed to connect to server: Connection timed out (110) What causes SMTP ERROR: Failed to connect to server ? “Smtp error: Failed to connect to server”Īnd, depending on the response from the mail server, we’ve seen 2 variations of this error : SMTP ERROR: Failed to connect to server: Connection refused (111) It can fail due to firewall restrictions on the server, wrong mail server name, port etc. PHPMailer is a mail application that works like a mail client and helps to send mail via SMTP server.īut, PHPMailer do not work out of the box. In such servers, mails from website can be sent only via its own mail server (SMTP server) port, just as how Outlook or Windows Mail works. To defend this, many Web Hosting providers block direct connection from websites to external mail servers. Spammers often use php scripts that directly connect to remote servers and send spam mails. What is “Smtp error: Failed to connect to server” ? In this article, we’ll see the top reasons for “Smtp error: Failed to connect” and how we fix them. And, mail issue related with PHPMailer is an error that we see often. The steps to setup PHPMailer may not be intuitive to many website owners and mistakes in configuration often cause “ Smtp error: Failed to connect to server” error.Īs part of our Support Services, we help website owners solve their technical issues. include a mail program called “PHPMailer” for sending mails. So popular applications like WordPress, Drupal etc. These days, an option to send mails is a basic requirement of any web application.
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