tech-ninja.de email security: SPF, DKIM & DMARC
Is tech-ninja.de spoofable? See tech-ninja.de's SPF, DKIM, DMARC and MTA-STS records and find out if this domain is protected against email spoofing.
Last updated: September 6, 2026
SPF
OKv=spf1 a mx ~allDKIM
OKSelectors: dkimDMARC
OKv=DMARC1; p=reject; rua=mailto:postmaster@tech-ninja.de; ruf=mailto:postmaster@tech-ninja.de; aspf=s; adkim=s;MX
OKmail2.tech-ninja.deMTA-STS
OKv=STSv1; id=167441439900Z;Run a live analysis
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<a href="https://spoofchecker.online/en/email-security/tech-ninja.de" target="_blank" rel="noopener"><img src="https://spoofchecker.online/api/badge/tech-ninja.de?score=100&grade=A" alt="Email security score for tech-ninja.de" height="28"></a>Frequently asked questions about tech-ninja.de
Is tech-ninja.de spoofable?
No. tech-ninja.de is protected against email spoofing with a robust configuration. Email security score: 100/100 (grade A).
Does tech-ninja.de have an SPF record?
Yes, tech-ninja.de publishes an SPF record (~all qualifier).
What is tech-ninja.de's DMARC record?
tech-ninja.de publishes a DMARC record (_dmarc.tech-ninja.de) with a p=reject policy.
Does tech-ninja.de use DKIM?
Yes, DKIM signatures were detected for tech-ninja.de.
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Guides to understand these results
SPF Guide
Understand how SPF defines which servers are authorized to send emails for a domain.
DKIM Guide
Discover how DKIM cryptographically signs your emails to guarantee their authenticity.
DMARC Guide
Learn how DMARC orchestrates SPF and DKIM to protect your domain.
MTA-STS Guide
Learn how MTA-STS enforces TLS encryption to protect your emails in transit.
SPF vs DKIM vs DMARC
Compare the three protocols and understand how they work together.