Includes a variety of tools to reach deeper into websites – whois, back link checks, reverse IP location, & Email sender information etc.
Whois search site.
Whowas search site.
Archive a web page.
Enter a domain and click the button to check how many backlinks a website has.
Base64 and URL encoding and decoding.
Search for open source repositories on github, gitlab, and bitbucket all at once. ♥
Check domains for bots.
Find out what a website was built with.
A bulk Whois checker including the owner name, address, email, phone number, register and more.
You can access several copies of a web page saved throughout the years.
View cached website pages. ♥
Get registrants information, DNS records of a website.
Identifies which certifates are used by websites.
Transparency search tool.
Monitor and be alerted to changes to a specified website.
Search for duplicate copies of a webpage on the web.
Website whois toolkit.
The goal of this tool is: to raise web security awareness among web owners.
A DFIR training resource.
Lists disposable email domain names.
Links to a number of online tools.
Domain research tool that can discover hosts related to a domain. ♥
Passive DNS replication to collect public DNS data with search capabilities.
Multiple DNS tools.
Monitor, validate and verify your DNS configurations.
The simple and fast domain name permutation engine.
Check to see if your IP address is visible, even if you are using a VPN.
Find registrants and other domains owned by the same person, network details, domain history, domains on same IP and IP Network owner.
Reverse Lookup Tools.
“A pure domain management service offering domain registration and DNS hosting.”
A Custom Domain Search site.
“Valuable information and metrics for millions of domains.”
Check to see if a website is down or if you have been blocked access. ♥
Check to see if a website is down.
Email address verification technology that connects to mailboxes to check whether an email address exists or not.
Email address validation.
Email Checker is a simple tool for verifying an email address.
GetLinkInfo is a tool to get information about a link before visiting it.
Ranks mobile and fixed broadband speeds from around the world on a monthly basis.”
Check if an email account has been compromised in a data breach.
Pwned Passwords are half a billion real world passwords previously exposed in data breaches. This exposure makes them unsuitable for ongoing use as they’re at much greater risk of being used to take over other accounts. They’re searchable online below as well as being downloadable for use in other online system.
Whois API and internet tools.
Allows you to download sites from the Internet to a local directory.
Hunter lets you find email addresses and connect with people.
The IANA WHOIS Service is provided using the WHOIS protocol on port 43. This web gateway will query this server and return the results. Accepted query arguments are domain names, IP addresses and AS numbers. ♥
InboxBear is a service that gives you up to 10 in-boxes that you can use when registering to un-trusted web sites. Instead of giving these web sites your real email address, you give them one our bear supplies. This way Mr bear has lots of spam to eat and your real inbox is protected.
Check if internet-connected devices are public on Shodan.
Registration Services refer to the technical coordination and management of Internet number resources.
Check, Track, Search and Trace IP Address with the sites Locator. Lookup IP Addresses and Find IP Location.
IP bulk lookup tool allows to lookup domain, location, ISP and ASN for multiple hosts (IPs or domains) at once. It also supports lookup of MX or NS DNS records for multiple domains. This tool is commonly used for investigating IPs found in server logs. The limit is 100 IPs/domains per request.
Bulk IP lookup (batch IP checker) is a tool to get location of multiple IP addresses in one click. Type or paste all the IP addresses in the first box, one per line and without any comma or separator. Enter your API key, select output format (HTML, JSON, CSV, XML, YAML) & press submit.
Check multiple IP address range in DNS blacklist zones.
Enter Up to 2000 or IP Addresses or 150000 Bytes. Multiple IPs per line allowed in xx.xx.xx.xx format – (mixed text allowed).
IP Address & Geolocation Lookup Tool.
IP analyzer tool.
IP address information. ♥
Find location of IP address. ♥
IP2Location offers a variety of IP location lookup solutions in various technologies, platforms, operating systems and programming libraries.
Find a websites IP address. ♥
This site has a selection of web tools.
Online JSON viewer.
Check a website or email contains malware.
Enter an URL and this site will count up how many times it was ever shared across the 4 major social sharing sites: Facebook, Twitter, Google Plus and LinkedIn.
The Lumen database collects and analyses legal complaints and requests for removal of online materials, helping Internet users to know their rights and understand the law.
List of professional and non-professional domain names offered for free through 1&1.
Check to see if an email address is real or has any issues.
Meta search engine.
Moreofit is a website similarity search engine.
Free IP Address & Geo location Lookup Tool.
Nibbler is a tool for testing websites. Enter the address of any website and Nibbler will give you a report scoring the website out of 10 for key areas, including accessibility, SEO, social media and technology.
OnionScan is a free and open source tool for investigating the Dark Web.
OpenLinkProfiler.org is a link research tool that enables you to check the backlinks of any website.
With this site you can research backlinks and discover potentially damaging links.
“Performs OSINT scan on email/domain/ip_address/organization using OSINT-SPY.”
Check to see if an account has been ‘dumped’.
“Pastebin is a popular website for storing and sharing text. Though it’s mostly used for distributing legitimate data, it seems to be frequently used as a public repository of stolen information, such as network configuration details and authentication records.” SOURCE: https://zeltser.com/
Discover and validate vulnerabilities in websites and network infrastructures. Inclduding sub-domains. ♥
This site will create a disposable webpage from an email.
“This site is responsible for the safekeeping of historical reverse DNS records. It has over 43 billion records retrieved from 2008 to the present.” Source: PTRarchive.com
Trace redirected links.
Reverse DNS Lookup is merely the reverse sequence of a DNS lookup. ♥
This site can be used to view the technical details about internet, offer diagnostic tools and show information to track spammers, hackers or other suspicious activities.
DNS lookup tool.
Use this service to check the online reputation of a website.
Browse through sites to see how they look “now” compared to how they looked “then”.
Search over 20 billion lines of code from 7,000,000 projects.
DNS leak search.
Shodan is a search engine for Internet-connected devices.
Search For Technologies Across Billions of Websites.
Check if the website has a sitemap. A sitemap is important as it lists all the web pages of the site and let search engine crawlers to crawl the website more intelligently.
Find similar sites in different languages and countries.
Find duplicate content, broken links, and more…
Exploits and hackertool search engine.
SSL & SSL certificate analyser.
One stop shop for the prevention of forum and blog spam.
Find subdomains in any site.
A search engine for threats.
Threatglass is an online tool for sharing, browsing and analyzing web-based malware.
Find Mementos in Internet Archive, Archive-It, British Library, archive.today, GitHub and many more.
Torscan.io aims to become the most comprehensive index of onion sites and the technology behind them.
Revert a shortened URL back to its original form.
Unshorten.It! provides the title and description tags of the target web page and a screenshot of the target website.
Converter for short links or hidden URLs (Affiliate Marketing) to original long URLs.
CheckShortURL supports almost all URL shortening services:
t.co, goo.gl, bit.ly, amzn.to, tinyurl.com, ow.ly, youtu.be and many others.
Here you can propose new malware urls or just browse the URLhaus database. If you are looking for a parsable list of the dataset, you might want to check out the URLhaus API.
Urlquery.net is a service for detecting and analyzing web-based malware.
Urlscan.io is a service which analyses websites and the resources they request.
Source: Twitter post from @PaulWebSec
Locate IP addresses and domain names.
Visual Site Mapper shows a map of any website.
Analyse suspicious files and URLs to detect types of malware including viruses, worms, and trojans.
Monitor changes on a website and receive e-mail when changes made.
W3bin.com is a tool that lets you find out where websites are hosted.
WatchThatPage is a service that enables you to automatically collect new information from pages on the Internet.
Explore more than 304 billion web pages saved over time.
Web page archive.
Tools for web development from Browerling.
Use Webpage Capture to take a snap shot of a web page so that it can be viewed at any time, even if the page is removed.
Use this site to check to see if a website (including social networks) is currently down.
Use this tool to check whether a website has plagiarism of other sites.
Enter a shortened URL to see where it will take you.
Whois site from Email Hippo. ♥
Whois site from GoDaddy.
Freenom WHOIS Lookup.
Use this site to get information about the web host, IP address, name servers & more.
An online service that allows you to find inbound links and keywords information about a website.
Deep Connections Between Domain Names & Their Owners. ♥
Reverse whois data – search by persons name, email address etc.
Instant Website Review & SEO Checker.
Use this site to find other sites hosted on a web server by entering a domain or IP address.
Zoom Eye is a search engine for Internet-connected devices.