Koltrix
Deliverability
How email spoofing works and which records stop it
SMTP lets anyone claim any From address. Follow a spoofed message through a receiver and see exactly where SPF, DKIM and DMARC stop it, and where not.
5 min read
SMTP lets anyone claim any From address. Follow a spoofed message through a receiver and see exactly where SPF, DKIM and DMARC stop it, and where not.
5 min read