DNS Health Check
/ v1.0
Diagnose any domain's DNS
MX · SPF · DKIM · DMARC · A/CNAME · MTA-STS · BIMI
$
DKIM selector
default
google
selector1
selector2
k1
smtp
mail
dkim
protonmail
zoho
Check →
google.com
microsoft.com
cloudflare.com
github.com
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