A set of browser-based DNS tools for DigitalOcean Community.

Find Email Spoofing Vulnerablity of domains

Compact large SPF chains into flat blocks of IP addresses

Parse SPF record and determine if client IP is allowed to send email.

Tools to work with the Google DNS over HTTPS API in R

Phishable is a project that logs misconfigured DNS that can be exploited to conduct phishing attacks & spoof domains. Phishable helps orgs investigate phishing campaigns, gauge third-party risk & mitigate these risks. All orgs on the list are exposed to higher risk of threat actors gaining initial entry to their org, supply chain, and customers.

SPF (Sender Policy Framework) implementation in Go [mirror]

DNS Scout is a DNS troubleshooting tool that gets your email to the inbox. Checks SPF, DMARC, DKIM and MX records, for InfoSec Pros and Normies. Compatible with macOS, Ubuntu, Raspberry Pi and Kali Linux.

EmailSecCheck is a lightweight Python utility used to check for common SPF/DMARC misconfigurations that may allow for email spoofing.

SPF-finder is designed to check for the validation of a Sender Policy Framework (SPF) record in a domain's DNS settings. It uses the nslookup command to query the DNS server for the SPF record, and then parses the output to determine if the record is present or not. It also have functionality for reading a list of domains.

A Rust library to deconstruct DNS SPF records

Go package for SPF record check

This tool help to find email header hop list . Also help to SpF and DKIM signature verification. You can check all mail is legitimate or not

A PowerShell module to verify that your Office 365 DNS records have been set up correctly.

Tool for checking SPF records for domain names

Automatically create "reject all" SPF, DKIM, and DMARC DNS records in domains that contain no MX records.

A simple tool to check SPF and DMARC for one or more domains

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

Analyze your DMARC reports using SQL or Excel

Bash script that automates the parsing of IP addresses of a domain as per SPF record.