Posts tagged: forwarding
ARC Email Authentication: Forwarded Mail in 2026
ARC email authentication preserves SPF, DKIM, and DMARC verdicts across forwarding hops in 2026. See real i=1 and i=2 headers, cv=fail debugging, and trusted-sealer fixes. Analyze a chain free.
DMARC Fails on Forwarded Emails: Why ARC Is the Fix
Forwarded emails fail DMARC because SPF breaks in transit. See why, when DKIM survives, and how ARC seals the chain across every forwarding hop.