MISSION FIRST.
INTELLIGENCE.
Cyber vigilance through open-source intelligence. Sentinel organizes the public web into a disciplined field kit for observing, analyzing, and protecting — ethically, accurately, responsibly.
Research, indexed.
Use the search above to narrow the field.
Each link is a starting point, not an endorsement.
People
Find public profiles, names and identities.
Validate, discover and investigate email addresses.
Phone
Reverse lookup and analyze telephone numbers.
Username
Check usernames across the open web.
Domains
Map domains, ownership and online infrastructure.
DNS
Inspect DNS records and name resolution.
IP
Investigate IP addresses, ASN and network ownership.
Geolocation
Locate places, coordinates and visual clues.
Maps
Open geographic data and investigative mapping.
Images
Reverse image search, visual discovery and analysis.
Video
Verify, download and investigate video content.
Documents
Search public documents, reports and files.
Metadata
Read hidden file, image and document metadata.
Search Engines
Search beyond ordinary web results.
Web Archives
Recover pages, snapshots and historical context.
Company Intelligence
Research companies, people and business records.
Public Records
Explore public filings, courts and civic data.
Threat Intelligence
Track indicators, campaigns and malicious infrastructure.
Cybersecurity
Security testing, exposure discovery and defense.
Dark Web
Monitor public references to hidden services and leaks.
Cryptocurrency
Trace transactions and blockchain entities.
Mobile
Research apps, devices and mobile infrastructure.
Vehicles
Investigate vehicles, plates and transport records.
Aviation
Track aircraft, flights and aviation data.
Maritime
Track ships, ports and maritime activity.
News
Search current events, archives and open reporting.
AI
Research assistants, extraction and open models.
Forensics
Analyze artifacts, files and digital evidence.
Reconnaissance
Organize collection, scanning and investigation workflows.
Start with the signal.
Verify important findings with multiple independent sources. Respect terms of service, privacy, and local law.
Explore the Bellingcat toolkit, OSINT Framework, IntelTechniques and the SANS investigations resources.
This public index is a living map of useful starting points. Links may change as the open web evolves.
Sentinel OSINT Intelligence Bureau (Private Community)
100 Business Park Lane, Unit E, Suite US708357
Milton, Delaware 19968, United States of America
Sentinel OSINT Intelligence Bureau is a private, independent open-source intelligence (OSINT) research and analysis organization. It is NOT affiliated with any government, military, police, intelligence agency, or law-enforcement body.
Social Media
Search and research public social networks.