URL Forensics
Calculadora de falsificação de email
SPF, DKIM and DMARC checks with clear recommendations. Free, without an account.
Segurança de e-mail
É possível falsificar este domínio?
Check the domain’s published defenses against forged sender addresses. See what is weak, what is unknown and how to improve it.
Standards: SPF RFC 7208 · DKIM RFC 6376 · DKIM key strength · DMARC RFC 9989