Mailhardener

Mailhardener is a service offered by the vendor, Mailhardener, that aims to enhance email security standards and protect domains from fraud, impersonation, interception, and censorship. It is intended for small to large-sized companies across various industries, including IT and cybersecurity, email administration, marketing, finance, accounting, and e-commerce. According to the vendor, Mailhardener provides a range of features to help professionals in these fields secure and monitor their email communications effectively.

Key Features

SPF Validator: According to the vendor, the service allows users to inspect and validate the SPF settings for their domain, testing them against all requirements from the SPF standard.

DKIM Validator: The vendor claims that Mailhardener enables users to validate the DKIM record placed under their domain, ensuring it meets all requirements from the DKIM standard.

DMARC Validator: The service offers the ability to inspect and validate a DMARC record placed under the domain, ensuring compliance with all requirements from the DMARC standard, as stated by the vendor.

MTA-STS Validator: Mailhardener allows users to validate the MTA-STS implementation for their domain, testing all required DNS settings and the policy server, according to the vendor.

SMTP TLS Reporting Validator: The vendor states that the service can verify if SMTP TLS reporting is correctly configured for the domain.

BIMI Validator: According to the vendor, Mailhardener offers the ability to inspect and validate a Brand Indicators for Message Identification (BIMI) DNS record, testing it against the current BIMI draft.

DANE TLSA Validator: The vendor claims that the service allows users to validate DANE TLSA record(s) for inbound email SMTP services (MX).

DNS Record Splitter: Mailhardener provides a feature that allows users to split long TXT resource records into 255 character parts, which can be useful for DNS service providers requiring record splitting, according to the vendor.

Domain Inspector: According to the vendor, the service provides users with an easy-to-read breakdown of their domain's setup, detecting common mistakes in domain configuration.

Report Breakdown: Mailhardener offers a feature that provides a plain English breakdown of how receivers processed emails, explaining why emails were accepted or rejected based on the report details, as claimed by the vendor.