Websites

Name	Description	Cost	Tool Review and Guide
Distill.io	Distill.io is a website change monitoring tool that allows users to track changes on web pages.	Partially Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/distill
DNS History	Collection of historical DNS information.	Free	Guide not available http://completedns.com/
Domain Research Suite	Domain Research Suite provides tools to obtain registration and ownership data for domain names, along with historical search and reverse lookup functionality.	Paid	https://bellingcat.gitbook.io/toolkit/more/all-tools/domain-research-suite
DomainTools Whois Lookup	DomainTools Whois provides detailed domain name registration information, and can be used to investigate details about domains or IP addresses.	Partially Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/domaintools-whois-lookup
Geo Data Tool	IP geolocation service to identify the location and other technical information associated to IP addresses.	Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/geo-data-tool
Grep.app	grep.app is a free web-based search engine that allows users to search the contents of public GitHub repositories.	Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/grep.app
ICANN Lookup	This tool allows you to search for the current registration data of internet domains.	Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/icann-lookup
IDN Checker	IDN Checker detects visually similar versions of a domain.	Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/idn-checker
Intelx.io	Find user details in data breaches	Partially Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/intelx.io
Moz Link Explorer	Analyse the links of any website.	Free	Guide not available http://moz.com/link-explorer
PublicWWW	PublicWWW is a source code search engine that allows you to search for any alphanumeric snippet, signature, or keyword within the HTML, JavaScript, and CSS code of millions of web pages.	Partially Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/publicwww
Shodan	A search engine for internet-connected devices, from webcams to databases.	Partially Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/shodan
The Information Laundromat	A tool for analyzing content replication and site architecture to detect information laundering.	Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/the-information-laundromat
Urlscan.io	urlscan.io is an online tool that allows investigators to analyse, monitor, and document websites in real time.	Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/urlscan.io
Wayback Machine	The Internet Archive's Wayback Machine lets users view and archive web pages, aiding in historical research and digital preservation.	Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/internet-archive
Web Archives	A browser extension to view archived and cached versions of a website on multiple archiving sites.	Partially Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/web-archives
What CMS	WhatCMS is a web-based tool for anyone needing information about the technologies behind any website, including the content management system (CMS), e-commerce platforms, and hosting providers and web	Partially Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/what-cms
Whoxy	Whoxy is a domain search engine or "whois lookup" tool to find (the history of) registration information on a domain, such as the registrar, the status of the domain and the date of registration.	Partially Free	https://bellingcat.gitbook.io/toolkit/more/all-tools/whoxy