Install NowSPF Query - Validate Email Senders | Online Free DevTools by Hexmos
Validate email senders with SPF Query. Check IP addresses against SPF records for improved email security. Free online tool, no registration required.
spfquery
Query Sender Policy Framework records to validate e-mail senders. More information: https://manned.org/spfquery.
- 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
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