事实证明,SpamAssassin得分为5.3,因此高于5.0基准.下面你可以看到原因.最大的问题是我有一个包含12个字母的域名(对我而言,我应该受到惩罚,但显然12个字母的域名在垃圾邮件发送者中很受欢迎).因为我不想更改我的域,看起来下一个最好的选择是为日期设置标题,但我不知道如何做到这一点.有人可以帮忙吗？

1.0 MISSING_HEADERS Missing To: header

0.0 HTML_MESSAGE BODY: HTML included in message

-0.5 BAYES_05 BODY: Bayes spam probability is 1 to 5%
[score: 0.0345]

-0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author’s
domain

0.1 DKIM_SIGNED Message has a DKIM or DK signature,not necessarily valid

-0.1 DKIM_VALID Message has at least one valid DKIM or DK signature

1.4 MISSING_DATE Missing Date: header

3.5 FROM_12LTRDOM From a 12-letter domain

现有阵列

$headers = array(
                    'From'          => $from,'Return-Path'   => $sender,'Subject'       => $subject
                    );