Email Server Test

Comprehensive email security and deliverability testing

Test SPF, DKIM, DMARC, TLS encryption, IPv6 support, and email server configuration

Optimized Detection: We check 50+ most common DKIM selectors including mail-1 to mail-3, pmg-1 to pmg-2, server patterns, major email providers, and hosting platforms. IPv6 testing covers domain, mail servers, and nameservers with parallel processing for speed.