java邮件发送 550

 1、使用ip形式

   Could not connect to SMTP host: 14.18.245.164, port: 465, response: 550. 

2、使用域名形式

 Could not connect to SMTP host: smtp.qq.com, port: 465, response: 550

 

3、错误日志

ERROR c.atpdc.cms.business.system.service.CaptchaService - 发送邮箱失败. 
org.springframework.mail.MailSendException: Mail server connection failed; nested exception is javax.mail.MessagingException: 
Could not connect to SMTP host: smtp.qq.com, port: 465, response: 550. Failed messages: javax.mail.MessagingException: Could not connect to SMTP host: smtp.qq.com, port: 465, response: 550; message exceptions (1) are:
Failed message 1: javax.mail.MessagingException: Could not connect to SMTP host: smtp.qq.com, port: 465, response: 550

4、错误原因

腾讯地址：https://service.mail.qq.com/cgi-bin/help

https://service.mail.qq.com/cgi-bin/help?subtype=1&&id=20022&&no=1000725

 

 

5、解决办法

 

代码中写入限流