发送者策略框架 (Sender Policy Framework, SPF) 是一个电子邮件验证机制,它使得仅有被授权的发送者可以代表域名发送邮件,并且阻止其他所有未经授权的发送者这样做。SPF 使接收服务器能够检查一封声称来自一个特定域名的邮件是否来自一个域名管理者指定的 IP 地址。 SPF 由 RFC 7208 定义,更多的信息可以参考 www.ope...
Troubleshooting: Best practices for SPF in Microsoft 365A domain supports only one SPF TXT record. Multiple DNS TXT records for the same domain cause a DNS lookup loop that makes SPF fail. To avoid this scenario, you can create a separate DNS TXT record for each subdomain. Fo...
翻译 Sender Policy Framework释义 发件人策略框架 大小写变形:sender policy framework 释义
SPF abbreviation for 1.(Telecommunications) sender policy framework: a mechanism designed to prevent an e-mail address being duplicated and used as a false address from which to send unsolicited e-mails 2.(Chemical Engineering) sun protection factor: an indicator of how effectively a sun cream, ...
Oracle Applications CloudからEメールを送信し、Eメールでドメインを使用する場合は、Sender Policy Framework (SPF)を設定する必要があります。 フレームワークを設定すると、ドメインが保護され、メッセージが正しく配信されます。SPFレコードを更新することにより、OracleのEメール・サーバーが...
V=spf1 ip4:192.0.2.0/24 ~all HardFail: This SPF record example only allows emails to be sent from the specified IP address and rejects all other emails. V=spf1 ip4:192.0.2.0/24 -all Redirect mechanism: This example redirects to another domain’s SPF record. V=spf1 redirect=_spf.examp...
~: Do not accept any email that does not come from one of the above; allow but soft-fail the email. ?: Indicates that there are more servers that may be sending from our domain. 以上内容摘自微软官网 举个例子: v=spf1 include:mail.zhuzhu.com ~all ...
An in-depth look at each piece of the Sender Policy Framework (SPF) record, including info on how it helps your reputation and how you can check yours.
specifies which IP addresses are approved for sending email for the domain. When a mail server receives an email, it can check to see if the IP address in the email's header matches the IP address in the SPF record. If the addresses do not match, the message will fail SPF ...
A method for optimizing and preventing failure of Sender Policy Framework (SPF) lookups by dynamically generating and returning flattened SPF records, recorded on computer-readable medium and capable of execution by a computer, the method comprising the steps of: requesting a regular SPF Record; ...