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1&1 web hosting and smtp configuration

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爱一瞬间的悲伤
爱一瞬间的悲伤 2021-01-17 01:48

Has anyone ever tried sending emails using 1&1 smtp host? I tried the following?

SmtpClient mailClient = new SmtpClient(\"smtp.1and1.com\", 587);
mailCli
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  • 孤街浪徒
    孤街浪徒 (楼主)
    2021-01-17 02:33

    also just ensure that your reverse (PTR) maps back to you... otherwise alot of SMTP servers will reject you.

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