Username Lookup
Look up any username to verify if it is registered or publicly active across web platforms, discussion forums, and technical repositories.
How This Scan Works
Input Target Handle
Enter the handle you wish to verify without symbols or URL prefixes.
Query Public Endpoints
Our engine executes high-speed parallel checks against verified profile endpoints.
Inspect Matches
Receive actionable results indicating confirmed profiles, manual review targets, and missing accounts.
What Can Be Found
- •Confirmed registrations on popular web platforms
- •Public handles across developer and gaming networks
- •Direct URLs to active user portfolios and accounts
- •Real-time response status (Found, Not Found, Blocked)
What Cannot Be Determined
- •Account owner's real-world identity or legal name
- •Contact email or phone number registered behind private settings
- •Private profile posts or direct messages
- •Accounts on private corporate intranets
Sample Platform Signals
GitLab
Public code repositories, developer profiles, and activity logs.
Medium
Author profiles, published articles, and public reading lists.
Steam
Public community profiles and gaming activity footprints.
Limitations & Corroboration Notice
- •A username lookup tests public URL status; it cannot guarantee that two identically named profiles belong to the same person.
- •Some endpoints return soft 404s that necessitate manual review.
- •Suspended or banned accounts may return 'Not Found' on public pages.
Frequently Asked Questions
What is the difference between Username Search and Username Lookup?▼
Username lookup focuses on verifying specific platform account presence and availability, while full username search scans broadly across all cataloged public repositories.
Can I lookup multiple handles?▼
Yes, you can run sequential lookups without limits. Each search runs independently in memory.
Do target accounts get notified when I look them up?▼
No. OSINTScan performs standard public HTTP GET/HEAD requests just like a regular web browser. No notifications are sent.