借助 YCloud 强大的跟踪和分析功能，最大限度地提高电子邮件活动的有效性。获得有关收件人行为、活动绩效指标等的宝贵见解，以不断优化您的电子邮件策略并取得更好的结果。
电子邮件状态
为了确保有效的沟通，了解电子邮件发送后的状态非常重要。此信息可以帮助您确定收件人是否已收到您的电子邮件，以及（如果适用）他们是否单击了电子邮件中包含的任何 URL。我们通常将这些信息分为两类：发送数据和跟踪数据。通过分析这些数据，您可以获得有关沟通工作有效性的宝贵见解。
关于发送数据
| 状态 | 定义 |
|---|---|
| 发送中 | 邮件已发送，但状态信息尚未返回。 |
| 已送达 | 电子邮件已到达收件人的邮箱。 |
| 未送达 | • 无法建立SMTP 连接：可能存在服务器错误或邮箱提供商的内部服务存在问题。 • 拒绝域名：由于IP 或域名相关原因，邮件发送被拒绝。 • 电子邮件地址不存在：电子邮件地址可能不存在。 • 邮件内容被拒绝：此电子邮件的发送行为或内容可能被确定为垃圾邮件。 • 已拒绝：电子邮件可能被异常拒绝或由于收件人设置而被拒绝。 • 其他：可能有其他原因导致电子邮件未送达。 |
| 未发送 | 无效电子邮件，包括 • 黑名单，免费：该电子邮件地址位于黑名单中，不会被发送。YCloud 不会向您收取此电子邮件的费用。 • 取消订阅，免费：该电子邮件地址已被其用户取消订阅。YCloud 不会向您发送此电子邮件或向您收取费用。 • MX 查找错误：YCloud 发送池的临时或永久连接无法访问接收域的MX（邮件交换）服务。 |
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