Update cheatsheets

2026-02-20 07:50:31 +00:00 · 2024-02-21 11:19:49 +00:00
parent 4e88a1b42f
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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# spfquery
+
+> Query Sender Policy Framework records to validate e-mail senders.
+> More information: <https://www.libspf2.org/>.
+
+- Check if an IP address is allowed to send an e-mail from the specified e-mail address:
+
+`spfquery -ip {{8.8.8.8}} -sender {{sender@example.com}}`
+
+- Turn on debugging output:
+
+`spfquery -ip {{8.8.8.8}} -sender {{sender@example.com}} --debug`