Mailhardener
About Mailhardener
Mailhardener helps businesses secure and monitor their domain from being used for fraud and spam by implementing email security standards such as SPF, DKIM, DMARC, and MTA-STS. The company provides a suite of tools to control senders, improve deliverability, and reduce the risk of email interception. Target customers include small to medium-sized businesses and enterprises in various industries. The platform features user-friendly interface and comprehensive features.
Why Notable
Covers full authentication stack: SPF, DKIM, DMARC, MTA-STS, TLS-RPT, and DANE; free tier for small domains; unified DNS record management dashboard
