Sync your Contact Form 7 web forms with Zulu eDM Campaign Management Software, install this light plug in and you will be set.

simple application to scan spf of given domains and save them

🔏 Stand-alone DKIM class to sign your emails with a 2048 bit private key hashed with SHA-256 algorithm.

A DMARC Management System

PHP DNS info retriever

Show avatars in roundcube message list with warnings

Simple library to check an IP address against a domain's SPF record

A Laravel package to check if you can send e-mail through a given mailserver in name of a given e-mail address

SPFtoolbox is a Javascript and PHP app to look up DNS records such as SPF, MX, Whois, and more