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OSINT Toolkit Website Information is a collection of tools for researching websites, IP addresses, domains, emails and MAC addresses. It lists lookups including Ping Website, Whois, reverse Whois, network and TLD lookup, IP history and geolocation, MAC vendor lookup, DNS report and header and source code search. The page states that some tools require the IP address, email address, domain name or MAC address of the target.
MAC Address looks up MAC address vendors and device manufacturer information.
MAC Address Lookup is a tool that enables users to find the vendor, manufacturer or organization associated with a MAC or OUI address. It uses the IEEE directory and Wireshark manufacturer database for lookups, offers a free REST API for third-party integration, and provides access to its regularly updated MAC address prefix database.
Free reverse phone lookup for checking names, voicemail, address clues, and other public number details.
IP Location is a web tool that checks a visitor's public IPv4 and IPv6 address and shows approximate IP geolocation, ISP, organization, ASN, time zone and privacy signals such as VPN, proxy or Tor status. It also offers an IP address lookup field and a bulk IP lookup option. Lookup data is provided by IP2Location.
WhoIsMind offers a free IP address lookup tool that reports an IP address's location, ISP, ASN and domain information. The site also explains reverse IP lookups, which return the hostname or domain associated with an IP address via PTR records, and discusses public, private, static and dynamic IP address types.
IP Lookup at ifconfig.me displays the visitor's IP address along with connection details such as user agent, language, referer, method, encoding, MIME type, charset and X-Forwarded-For. It also offers a command line interface for retrieving this information via curl.
Leak Lookup is a data breach search engine for searching database leaks and dumps. It offers username, email and IP address lookups across thousands of breaches to help track credentials compromised in the wild. A hash API provides hash-cracking capabilities and an API key is required to make requests.
OSINT.sh tool for finding domains and websites hosted on the same IP address.
Who.is is a domain and IP information lookup service. It offers WHOIS and RDAP lookups, DNS records, nameserver lookup, IP address lookup, domain history and uptime checks. Premium offerings include downloadable domain history reports, website monitoring for up to 10 domains and API access providing parsed WHOIS, RDAP, DNS and TLS certificate data as JSON over HTTPS, with a free tier.
Scamalytics provides IP address fraud risk lookup tools for businesses to detect fraud, safeguard users and protect revenues. Its IP Address Fraud Check returns a fraud risk score and indicates whether an IP is running a proxy server, with an API and bulk lookup available. A free tier and 15 day trial are offered, and pricing is monthly based on an allowance of lookups.
BitcoinWhosWho is a Bitcoin address lookup and checker service that also collects scam reports and address tags. It offers blockchain exploration, wallet balance checks, address owner searches, transaction alerts, and scam alerts.
Email Dossier is a validation tool that checks an email address by walking through the process of sending email without actually sending any. It checks address syntax, looks up the domain's mail servers and tries contacting them. It reports a confidence rating from 0 to 3, error codes, a canonical address and MX records.
US sex offender lookup and map for searching registered offenders by address or location.
DNSlytics is an online investigation tool for viewing information about IP addresses, domain names and providers. It offers DNS lookups, email testing, WHOIS lookups, and reports on AS/BGP, CIDR and TLD data. Premium website access and a premium API provide additional page views, monitors and data.
A Chrome extension that restores the pre-2018 ability to look up the Facebook account linked to an email address, subject to privacy settings. It requires the user to be logged in to a Facebook account while the page is active, and returns the profile ID and profile image when a match is found.
Reverse email lookup tool for finding public profiles, social accounts, and identity clues linked to an email address.
IPLeak.net is a diagnostic page that shows the IP addresses, DNS resolvers, WebRTC and torrent address information a visitor's system exposes to websites. It also explains WebRTC and DNS leaks and lists request details such as user agent and headers.
A Chrome extension that reverse-looks up a LinkedIn profile from an email address, returning the name, profile id, username and profile image if a match is found. It requires an active LinkedIn login session and allows up to 50 unique email addresses searched. Version 1.0 was published Sep 3, 2019.
Phonebook.cz is a lookup tool from Intelligence X that lists domains, email addresses, or URLs for a given input domain. Access requires login through an intelx.io account and a paid license. The service states that it searches 313 billion records.
RDAP Lookup is a private lookup tool for domain names, IP addresses and Autonomous System Numbers using RDAP, the replacement for Whois. The browser connects directly to the relevant registry's RDAP server over encrypted HTTPS. An optional setting follows the referral to the registrar's RDAP record. The page notes that all generic TLDs support RDAP while only a few ccTLDs have deployed it.
WhatsMyDNS is a free online tool for performing DNS lookups against nameservers in many countries. It displays results on a map so users can check DNS propagation for a domain's IP address and DNS record information. The site says it maintains a range of DNS servers for lookups and parses the results for display.
BrowserLeaks is a suite of browser-based tools that test browser security and privacy. The tests identify ways websites may reveal a real IP address, collect device information and perform browser fingerprinting. Tools include IP address display, reverse IP lookup, HTTP header, country, ISP and local time checks, plus WebRTC, DNS and IPv6 leak tests. A Features Detection tool lists HTML5 feature support.
This documentation page lists IPv4 and IPv6 addresses for the Cloudflare DNS resolvers 1.1.1.1 and 1.1.1.1 for Families, providing two addresses per resolver for redundancy. The standard resolver offers DNS lookups with no content filtering. The for Families variant adds automatic filtering to block known malware, phishing and optionally adult content.
