# SPFtoolbox

> SPFtoolbox is a self-hosted, open-source DNS lookup tool that checks SPF, MX, DMARC, blacklist, WHOIS, and other domain records through a web interface.

- **Category:** Network Utilities
- **Licence:** MIT
- **Latest version:** v2.2.0
- **Open source:** oss
- **Languages:** PHP
- **Tags:** REST API, Dmarc, Spf, Javascript, Php, Dns lookup, Whois, Blacklist, Port check, Yunohost, Domain, Restful, Dns Record, Lookup, Mxtoolbox, Mxtoolbox Alternative, Reverse DNS, Mx

## Description

A JavaScript and PHP web application for analyzing DNS records through a simple web interface. It looks up A/AAAA records, MX records, SPF/TXT records, DMARC policies, email blacklist status, WHOIS information, open port checks, hardware info (HINFO), reverse DNS lookups, and bulk DNS queries. Designed as a free, open-source alternative to services like MXToolbox. Runs on any PHP 5.3+ web server with no database required. Installation is as simple as uploading the release files to a web server. Also offers a YunoHost one-click install and a Heroku deploy button. Includes a dark mode toggle and a Chrome extension.

## Links

- [Homepage](https://github.com/charlesabarnes/SPFtoolbox)
- [Website](http://spftoolbox.com/)
- [GitHub Repository](https://github.com/charlesabarnes/SPFtoolbox)

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Source: https://selfhost.directory/project/spftoolbox