As an example TXT record just for testing, let’s demonstrate a record that will fail senders whose IPs don’t show up in the queried domain’s A, PTR, or MX records. Figure 3: Adding an SPF record for your domain in DNS manager (source) Apply the changes and wait about 60 second...
In this situation, you would create the following rule and add it to a TXT record: v=spf1 mx include:\_spf.example.com -all The following list shows how each part of the record is defined: v=spf1: Sets the SPF version that is used. ...
V=spf1 redirect=_spf.example.com Breaking down each component in the above SPF record, the first component, “v-spf1,” provides the version of the SPF entry. The version will always be SPF1 for now, providing a way for the recipient’s email server to identify the TXT record that in...
例如,如果你的邮件地址是example@test.com,那么你应该查询的域名就是test.com。 执行命令后,命令提示符会返回该域名的TXT记录,其中就包含了SPF记录(如果有的话)。SPF记录通常以v=spf1开头。 Linux:dig -t txt 域名 在线spf检查,工具示例 https://powerdmarc.com/zh/spf-record-lookup/ 机制(Mechanisms) 可以...
Here is an SPF record example: the default SiteGround SPF setup. v=spf1 +a +mx include:_1c3125358d5b0660b2012471e2c2b23a.spf.dnssmarthost.net include:_spf.mailspamprotection.com ~all The version prefix (v=spf1) tells the parsers to interpret this TXT record as the SPF record since ...
并且microsoft.com 解释到某个 IP 地址 (不管是什么地址),代表 example.com 发送的邮件将会通过 SPF 验证。 SPF modifiers SPF 有两个 modifiers:redirect 和 exp。 SPF modifiers 是可选的。每条 SPF record 中的任何 SPF modifier 只能够使用一次。未知的 modifiers 会被忽略。
; spf record for example.com example.com. IN TXT "v=spf1 include:example.net -all" ; use the SPF details for example.net ; in the above case to replace example.com's SPF ; or example.com. IN TXT "v=spf1 mx include:example.net -all" ...
example.com. 是你的域名。 IN TXT 表示这是一个TXT记录。 "v=spf1 mx include:_spf.google.com ~all" 是SPF记录的内容: v=spf1 指定SPF版本。 mx 表示允许域名的MX记录中的服务器发送邮件。 include:_spf.google.com 包含Google的SPF记录,允许使用Google的邮件服务。 ~all 表示其他所有IP地址都不被允许...
假设你有一个域名example.com,并且你想允许Google的邮件服务器发送邮件,SPF记录可以这样配置: 代码语言:txt 复制 example.com. IN TXT "v=spf1 include:_spf.google.com ~all" 参考链接 SPF Record Syntax DNS TXT Record 通过正确配置SPF记录,可以有效提高电子邮件的安全性和投递率,减少垃圾邮件的干扰。相关...
Publishing an SPF record in your “example.com” DNS records tells the world whichserver IP addressesare authorized to send emails from “@example.com” email addresses. If you host your company email in cloud, your hosting provider should be able to provide you with instructions on how to ...