DNS & OSINT
Leading platforms for DNS lookup, threat intelligence, OSINT reconnaissance, attack surface discovery, and internet-wide scanning
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Prominent DNS & OSINT Vendors
Industry-leading vendors in this security domain
DNSai
IT Professionals / Email Security / Network Admin
VirusTotal
Enterprise
Shodan
Internet Intelligence
Censys
Internet Intelligence and Insights
DomainTools
Threat Intelligence
URLscan.io
Enterprise
MXToolbox
IT Admin / Email Teams / MSPs
Criminal IP
Enterprise
Intelligence X
DFIR / Law Enforcement / Corporate Security
GreyNoise
SOC Analysts / Threat Hunters / IR
SecurityTrails
Cyber Threat Intelligence
Capability Legend
DNS
DNS Record Lookup
WHOIS
WHOIS / Domain Registration
RevDNS
Reverse DNS / IP
TI/IOC
Threat Intelligence / IOC
SSL/TLS
SSL/TLS Certificate Lookup
SubDom
Subdomain Discovery
URL Scan
URL/Website Scanning
Geo/ASN
IP Geolocation / ASN
Email/MX
Email/MX Diagnostics
API
API Access
DarkWeb
Dark Web / Leak Monitoring
AI-Powered DNS & Domain Intelligence (1)
DNSai
DNSai is a next-generation AI-powered platform for comprehensive DNS management and advanced lookup services. It streamlines domain administration and
Attack Surface & Exposure Discovery (8)
Shodan
Shodan is the world's first search engine for Internet-connected devices, providing internet intelligence to help users make better decisions. It offe
Censys
Censys empowers security teams with the most comprehensive, accurate, and up-to-date map of the internet to defend attack surfaces and hunt for threat
BinaryEdge
BinaryEdge is a cyberspace search engine that scans the entire internet cataloging exposed assets, services, and vulnerabilities. The platform indexes
FullHunt
FullHunt provides comprehensive external attack surface management solutions for security vendors and organizations. Its platform unifies internet-sca
LeakIX
LeakIX is an internet-wide scanner and search engine focused on discovering exposed databases, misconfigured services, and leaked data across the publ
Netlas
Netlas is a cyberspace search engine and attack surface discovery platform that scans the entire IPv4 address space and billions of domains. Provides
ONYPHE
ONYPHE is a French cyber defense search engine that collects and aggregates open-source and cyber threat intelligence data by actively scanning the in
ZoomEye
ZoomEye is a Chinese cyberspace search engine developed by Knownsec that maps devices and services connected to the internet worldwide. Indexes IP add
Threat Intelligence & IOC Lookup (7)
VirusTotal
VirusTotal is a website created by the Spanish security company Hispasec Sistemas. It aggregates many antivirus products and online scan engines calle
Criminal IP
Criminal IP delivers AI-powered threat intelligence and security solutions to help organizations protect themselves against cyber threats. The company
GreyNoise
GreyNoise Intelligence collects and analyzes internet-wide scan and attack traffic to help security teams focus on targeted and emerging threats by fi
AlienVault OTX
AlienVault Open Threat Exchange is the world's largest open threat intelligence community with 200,000+ participants sharing 20M+ threat indicators da
Cisco Talos Intelligence
Cisco Talos is one of the largest commercial threat intelligence teams in the world, providing comprehensive threat research, vulnerability discovery,
Pulsedive
Threat Intelligence Platform (TIP) provides real-time aggregation, correlation, and analysis of threat data from multiple sources to support defensive
ThreatFox (abuse.ch)
ThreatFox is a free, community-driven platform by abuse.ch for sharing indicators of compromise associated with malware, including domains, URLs, IP a
Domain & IP Intelligence Platform (4)
DomainTools
DomainTools provides DNS-based threat intelligence covering 97% of internet infrastructure, enabling security teams to detect, investigate, and block
SecurityTrails
SecurityTrails enables exploration of complete current and historical data for internet assets including IP and DNS history, domain intelligence, SSL
DNSlytics
DNSlytics is a comprehensive DNS and IP intelligence platform that provides reverse DNS analytics, IP block lookups, ASN analysis, and domain infrastr
WhoisXML API
WhoisXML API provides enterprise-grade domain, IP, and DNS intelligence through a suite of 50+ API endpoints and data feeds. Products include WHOIS lo
DNS Lookup & Diagnostics (7)
MXToolbox
MXToolbox is the go-to platform for email deliverability and DNS diagnostics, providing free tools for MX record lookup, SPF/DKIM/DMARC validation, bl
CentralOps
CentralOps provides a collection of free online network diagnostic tools for investigating domains, IP addresses, and email infrastructure. Core tools
DNS.Tools
DNS.Tools provides a clean, modern interface for performing DNS record lookups, WHOIS queries, and network diagnostics. The platform supports all majo
DNSViz
DNSViz is a specialized tool for visualizing the DNSSEC authentication chain and diagnosing DNS resolution issues through interactive graphical repres
Robtex
Robtex is a free DNS and network intelligence tool that provides detailed information about IP addresses, domains, routes, autonomous systems, and dom
ViewDNS.info
ViewDNS.info provides a comprehensive suite of free DNS and network lookup tools including reverse IP lookup, DNS record lookup, port scanner, WHOIS l
whatsmydns.net
whatsmydns.net is a free global DNS propagation checker that lets users instantly verify how DNS changes have propagated across nameservers worldwide.
URL & Website Analysis (4)
URLscan.io
URLscan.io is a free online service for scanning and analyzing websites for suspicious or malicious activity. The platform provides a sandbox environm
ScamAdviser
ScamAdviser is a consumer and enterprise trust scoring platform that evaluates websites for legitimacy and fraud risk based on domain age, registratio
URLVoid
URLVoid is a free online service that checks websites and URLs against 30+ blocklist engines and reputation services to detect potentially malicious o
urlquery.net
urlquery.net is a free URL analysis service that inspects web pages for suspicious behavior by rendering them in an instrumented browser environment.
OSINT & Reconnaissance (4)
Intelligence X
Intelligence X is a search engine and data archive for OSINT that preserves and indexes historically leaked datasets, darknet content, WHOIS records,
DNSdumpster
DNSdumpster is a free domain research tool by HackerTarget.com that discovers hosts, DNS records, and network topology related to a domain through pas
HackerTarget
HackerTarget provides online vulnerability scanners and network intelligence tools for IT professionals and security researchers. Tools include DNS lo
Hunter
Hunter is an email finding and verification platform that helps sales, marketing, and security teams discover and verify professional email addresses
Abuse & Reputation Scoring (2)
AbuseIPDB
AbuseIPDB is a free community-driven project providing an IP address reputation database with reports from network administrators, security profession
Have I Been Pwned
Have I Been Pwned (HIBP) is a free service created by security researcher Troy Hunt that allows users to check if their email addresses or phone numbe
Certificate & PKI Transparency (1)
crt.sh
crt.sh is a free Certificate Transparency log search engine operated by Sectigo that enables users to search for SSL/TLS certificates issued for any d
Network & BGP Intelligence (1)
Hurricane Electric BGP Toolkit
Hurricane Electric BGP Toolkit is the most comprehensive free BGP and network intelligence platform, providing detailed ASN lookups, IP prefix routing