Domain / DNS
Domain, host, certificate, IP, and website footprint checks.
OSINT4ALL tool directory
Search OSINT tools by investigation task.
Search the OSINT tools directory by evidence type, access model, pricing, and verification needs so you can choose faster and document the limits.
Filter tools Search, category, pricing, and verification
Editorial standards
Use the data. Keep the judgment.
- Fit and limits stay visible.
- Commercial context cannot buy placement.
- Corrections are reviewed.
Directory workflow
Start broad. Leave with a shortlist.
Search by job
Start with the task, source type, signal, or tool name.
Narrow fit
Use category, pricing, access, and verification filters.
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Build a browser-only shortlist while browsing profiles.
Check context
Read caveats and disclosure before visiting the tool.
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Common investigation lanes
Pick a lane when the evidence type is clear and you need a faster shortlist.
Threat triage
Suspicious URLs, files, IPs, breach signals, and reputation checks.
Company research
Registries, filings, public records, and corporate footprint checks.
People & social
Handles, people, public topics, mentions, and media narratives.
Maps / geolocation
Place names, imagery, satellite, map, and sunlight checks.
Archives
Preserve pages, recover deleted sources, and document timelines.
Official-page screenshot
OpenAerialMap
Open aerial imagery catalog for mapping workflows
Verification: Verification status not listed
Workflow: Discovery
Pricing: Free
Best for: Use it when a geospatial workflow needs open imagery that can be inspected or reused with licensing context.
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OpenAerialMap
Open aerial imagery catalog for mapping workflows
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SunCalc
Sun and shadow checks for visual verification
Verification: Verification status not listed
Workflow: Verification
Pricing: Free
Best for: Sunlight, shadow, time-of-day, and geolocation support when a known or suspected location can be tested.
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SunCalc
Sun and shadow checks for visual verification
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Free Law Project
Public U.S. legal opinions and docket context
Verification: Verification status not listed
Workflow: Discovery
Pricing: Free
Best for: U.S. legal, litigation, party, docket, court-opinion, and public-record context during due diligence or journalism.
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CourtListener
Public U.S. legal opinions and docket context
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Open Ownership
Archived Open Ownership Register context and beneficial-ownership resources
Verification: Verification status not listed
Workflow: Enrichment
Pricing: Free
Best for: Understanding legacy Open Ownership Register references and routing beneficial-ownership research toward current country, standards, and source-record context.
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OpenOwnership Register
Archived Open Ownership Register context and beneficial-ownership resources
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UK Government
Primary UK company registry and filing search
Verification: Verification status not listed
Workflow: Verification
Pricing: Free
Best for: Primary UK company identity, company-number, officer, filing, status, charge, and document checks.
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Companies House
Primary UK company registry and filing search
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U.S. Securities and Exchange Commission
Primary U.S. securities filings and company disclosures
Verification: Verification status not listed
Workflow: Verification
Pricing: Free
Best for: Primary U.S. public-company, fund, executive, ownership, and securities filing evidence.
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SEC EDGAR
Primary U.S. securities filings and company disclosures
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Directional search-interest analysis for topics and brands
Verification: Verification status not listed
Workflow: Monitoring
Pricing: Free
Best for: Directional search-demand context around public-interest questions, news cycles, misinformation narratives, brands, campaigns, and market topics.
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Google Trends
Directional search-interest analysis for topics and brands
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Library of Congress
Curated public web archive collections
Verification: Verification status not listed
Workflow: Discovery
Pricing: Free
Best for: Use it when an investigation needs institutionally curated historical web context around public issues, governments, elections, or events.
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Library of Congress Web Archives
Curated public web archive collections
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Cisco Talos
IP, domain, and email reputation intelligence
Verification: Verification status not listed
Workflow: Enrichment
Pricing: Free
Best for: Use it when an indicator needs reputation or sender context from a major threat-intelligence provider.
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Cisco Talos Intelligence
IP, domain, and email reputation intelligence
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OpenDNS / Cisco
Community phishing URL verification
Verification: Verification status not listed
Workflow: Verification
Pricing: Free
Best for: Use it when a suspicious URL needs phishing-report context before broader URL or infrastructure triage.
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PhishTank
Community phishing URL verification
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DNSlytics
Reverse analytics, DNS, and domain intelligence
Verification: Verification status not listed
Workflow: Enrichment, Pivoting
Pricing: Freemium
Best for: Use it when a website or domain needs passive pivots through analytics IDs, ad IDs, DNS clues, or…
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DNSlytics
Reverse analytics, DNS, and domain intelligence
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ViewDNS.info
Free web-based DNS and domain lookup tools
Verification: Verification status not listed
Workflow: Discovery, Enrichment
Pricing: Freemium
Best for: Use it when a domain investigation needs quick manual pivots across several lightweight DNS and hosting checks.
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ViewDNS.info
Free web-based DNS and domain lookup tools
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Indiana University Observatory on Social Media
Claim and fact-check diffusion visualization for misinformation research
Verification: Pending Verification
Workflow: Monitoring, Verification
Pricing: Free
Best for: Visualizing how claims, rumors, and fact-checking content spread through public social-media signals.
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Hoaxy
Claim and fact-check diffusion visualization for misinformation research
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