SpoofCheck
🇫🇷Free email security analysis

Results for airbnb.com

90A
This domain is protected against spoofing

SPF

OK
v=spf1 include:spf1.airbnb.com ip6:2c0f:fb50:4864::/56 ip6:2a00:1450:4864::/56 ip6:2800:3f0:4864::/56 ip6:2607:f8b0:4864::/56 ip6:2404:6800:4864::/56 ip6:2001:4860:4864::/56 ip4:87.253.232.0/21 ip4:76.223.176.0/20 ip4:76.223.128.0/19 -all

DKIM

OK
Selectors: google, k1, smtp, zendesk1, zendesk2, cm

DMARC

OK
v=DMARC1;p=reject;sp=reject;pct=100;ruf=mailto:dmarc.forensic@airbnb.com;rua=mailto:dmarc.aggregate@airbnb.com;aspf=r;adkim=r;fo=1;ri=3600

MX

OK
aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com

MTA-STS

Missing

No record found

Read the guide

Recommendations

  1. 1Add MTA-STS to enforce TLS encryption for incoming emails

    Without MTA-STS, an attacker performing a man-in-the-middle attack can downgrade the connection between mail servers to plaintext, intercepting emails in transit. MTA-STS tells sending servers to only deliver via TLS with a valid certificate, preventing downgrade attacks.

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SpoofCheck badge for airbnb.com
<a href="https://spoofchecker.online/en/email-security/airbnb.com" target="_blank" rel="noopener"><img src="https://spoofchecker.online/api/badge/airbnb.com?score=90&grade=A" alt="Email security score for airbnb.com" height="28"></a>