Link	Description
@UniversalSearchBot	telegram bot finding information about email, russian phone number, domain or IP
Domain Investigation Toolbox	gather information about domain with 41 online tools from one page.
GoFindWhois	More than 180 online tool for domain investigaions in one. What’s not to be found here: reverse whois, hosting history, cloudfare resolver, redirect check, reputation analyze.
Spyfu	tool to collect seo information about the domain, which provide a lot of data partly for free
Spyse.com	domain investigation toolbox
Spyse CLI	command line client for Spyse.com
Domaintracker	webapp and mobile app, which helps you keep track of payment deadlines (expired dates) for domains (sends push notifications and notifications to email)
Whois Domain Search Tool	A tool that allows you to query whois data for a site name in several domain zones at once.
IP Neighbors	Find the hosting neighbors for a specific web site or hostname
The Favicon Finder	Instantly finds the favicon and all .ico files on the site, and then generates links to download them quickly.
HostHunter	Tool to efficiently discover and extract hostnames providing a large set of target IP addresses. HostHunter utilises simple OSINT techniques to map IP addresses with virtual hostnames
Tor Whois
Dnstwister	The anti-phishing domain name search engine and DNS monitoring service
Source code search engine (315 million domains indexed). Search by title, metadata, javascript files, server name, location and more.	Source code search engine (315 million domains indexed). Search by title, metadata, javascript files, server name, location and more.
Dnstwist	Command line anti-phishing domain name search engine and DNS monitoring service
Ditto	Dsmall tool that accepts a domain name as input and generates all its variants for an homograph attack as output, checking which ones are available and which are already registered
RADB	Provides information collected from all the registries that form part of the Internet Routing Registry
IPinfo map	paste up to 500,000 IPs below to see where they’re located on a map
Whois XML API Whois history database
Hakrawler	discover endpoints and assets
Passive DNS search
Talos Intelligence Mail Server Reputation
netbootcamp.org/websitetool.html	access to 74 #tools to collect domain information from a single page
Hussh	shell script for domain analyzing
Check any website to see in real time if it is blocked in China
@iptools_robot	univsersal domain investigation Telegram bot
Raymond	Framework for gathering information about website
Pulsedive	A partially free website research tool. Collects detailed information about IP, whois, ssl, dns, ports, threats reports, geolocation, cookies, metadata (fb app id etc). Make screenshots and many others
Striker	Quick and simple tool for gathering information about domain (http headers, technologies, vulnerabilities etc).
SiteBroker	Domain investigation #python tool
DNSlytics	find out everything about a domain name, IP address or provider. Discover relations between them and see historical data
FindMyAss (HostSpider)	Domain investigations toolkit
Drishti	Nodejs toolkit for OSINT
passivedns.mnemonic.no	DNS history search by IP-adress or by domain name
Gotanda	Google Chrome extension. 56 tools for domain, ip and url investigation in one
Ip Investigation Toolbox	type ip-adress once and gather information about it with 13 tools
Crab	Well done and well designed port scanner, host info gatherer (include whois).
MayorSecDNSScan	Identify DNS records for target domains, check for zone transfers and conduct subdomain enumeration.
Miteru	Experimental phishing kit detection tool. It collects phishy URLs from phishing info feeds and checks each phishy URL whether it enables directory listing and contains a phishing kit (compressed file) or not