Intelligence X searches Tor, I2P, data leaks, and the public web by email, domain, IP, or Bitcoin ad…
OWASP Amass performs attack surface mapping, subdomain enumeration, and DNS asset discovery for OSIN…
PhishTank collects and verifies reported phishing URLs, helping analysts investigate malicious campa…
Pulsedive is a free threat intelligence platform. Search, scan, and enrich IPs, URLs, domains and ot…
Spamhaus tracks IP and domain reputation for spam, malware, and phishing, providing blocklists used …
VirusTotal analyzes suspicious files, URLs, domains, and IPs using 70+ antivirus engines and threat …
ARIN is a nonprofit, member-based organization that administers IP addresses & ASNs in support of th…
DNS History archives historical DNS records, letting investigators track IP changes, hosting migrati…
DomainTools provides WHOIS lookup, IP history, domain ownership records, and reverse WHOIS for domai…
SecurityTrails provides historical DNS records, WHOIS history, subdomain enumeration, and IP intelli…
Website.informer: complete data lookup & free aggregated report on any domain including whois, visit…
WHOIS lookup providing domain ownership records, IP address data, DNS records, and name server detai…
WhoIsHostingThis identifies the web hosting provider for any domain, returning server location, name…
Free domain research tool to discover hosts related to a domain. Find visible hosts from the attacke…
InfoByIP provides bulk IP and domain lookups returning geolocation, ASN, hostname, and WHOIS data fo…
ViewDNS provides reverse IP lookup, WHOIS, DNS records, subdomain finder, port scanner, and 20+ free…
DNS Leak Test checks whether your VPN or proxy is leaking DNS requests, exposing your real IP addres…
Cutestat provides website analytics including traffic estimates, Alexa rank, server details, WHOIS d…