javax.mail.MessagingException: Could not connect to SMTP host: smtpout.secureserver.net, port: 25, response: -1

java-samples.com | 3 months ago
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    java-samples.com | 3 months ago
    javax.mail.MessagingException: Could not connect to SMTP host: smtpout.secureserver.net, port: 25, response: -1
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    coderanch.com | 1 year ago
    javax.mail.MessagingException: Could not connect to SMTP host: smtp.gmail.com, port: 465, response: -1
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Root Cause Analysis

  1. javax.mail.MessagingException

    Could not connect to SMTP host: smtpout.secureserver.net, port: 25, response: -1

    at com.sun.mail.smtp.SMTPTransport.openServer()
  2. JavaMail API (compat)
    SMTPTransport.protocolConnect
    1. com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1922)
    2. com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:638)
    2 frames