Yes, you can set up DMARC without DKIM and have only DMARC and SPF in the equation. In this case, DKIM check always fails and DMARC authentication result is up to SPF check and SPF identifier alignment, which still somewhat works but is less than optimal…
您可以在一個域名上發布多條 SPF 記錄嗎？答案是否定的：一個域名一定不能有多條 SPF 記錄，否則 SPF 會失敗並返回永久錯誤（PermError）。
SPF 記錄是位於 DNS 中的 TXT 記錄，準確地以 "v=spf1" 開始，後面跟一系列的 mechanisms 和 modifiers。
SPF 檢查先獲取域名上面的所有以 "v=spf1" 開始的 TXT 記錄：
如果沒有找到記錄，返回 None； 如果找到多條記錄，返回 PermError。比如，如果您有 2 個 TXT 記錄在 yourdomain…
This post provides step-by-step instructions on how to add a DMARC record in Namecheap.
About DMARC recordsFirst of all, a DMARC record is a TXT record published to the DNS for your domain, under dmarc.yourdomain.com, where “yourdomain.com” is your actual domain or subdomain…
We will go over how to set up DMARC forensic report encryption with PGP in this article.
As DMARC forensic reports contain Personally Identifiable Information (PII), we recommend that you encrypt such reports, so that only those who have the permission can access them…
Can you have multiple DKIM records on a single domain? The answer is yes, you can have as many DKIM records on your domain as allowed by your DNS provider.
What is DKIM?DKIM stands for DomainKeys Identified Mail. It is an email authentication method designed to detect forged header fields and c…
This article shows how to set up email authentication on your email streams using DMARC data, with actionable steps.
What is an email stream?An email stream is the route a group of emails take from the source to the receiver, on behalf of a domain…
