E-posta Başlığı Çözümleme

Bir iletinin gerçekte nereden geçtiği ve nerede beklediği.

An example

Not your input

Headers
Received: from mail.example.com ... spf=pass dkim=pass dmarc=fail
What they say
SPF pass, DKIM pass, DMARC fail: signed and sent legitimately, but aligned with neither domain

Paste the whole block; the hops are read in order. Nothing is stored.

Every mail program has a way to show these. Gmail calls it "Show original", Outlook "View message source", Apple Mail "Raw source". Paste the whole block; the body below the first blank line is ignored.

Read here and nowhere else. Nothing is fetched, nothing is stored, and the text is gone when the page finishes rendering. Headers carry addresses and sometimes an internal server name, which is reason enough to say so plainly.