You can run queries for emails, domains, IPs, or keywords. The result is a list of "files" (database dumps, text logs, etc.) where your query appears. The free tier shows you a snippet of the surrounding text—usually 10–20 characters on each side of your search term. This is often enough to confirm if a leak is relevant (e.g., seeing the first 3 characters of a password).
In the world of open-source intelligence (OSINT), data is currency. While most commercial breach notification services focus on the "surface web," Intelx.io (now branded as Intelx by Hudson Rock) has carved a niche by indexing the inaccessible corners of the internet: leaked databases, dark web forums, Telegram channels, and paste sites.
Its free tier, in particular, has become an essential tool for journalists, security researchers, and privacy-conscious individuals. Here’s what you need to know. Intelx.io Free
Don't run broad searches. Instead of searching "gmail.com" (which returns millions of results), use specific selectors.
To understand the positioning of the free tier, a comparison with the paid "Premium" and "Enterprise" tiers is necessary. You can run queries for emails, domains, IPs, or keywords
| Feature | Free Tier | Premium Tier | | :--- | :--- | :--- | | Search Volume | Limited daily queries. | Unlimited queries. | | Result Visibility | "Blind" visibility (See title, not content). | Full content visibility (passwords, hashes, full text). | | API Access | None (historically restricted). | API Key provided for automation. | | Email Alerts | Not available. | "Leaks Alert" for proactive monitoring. | | Export Options | None. | Export results to CSV/JSON. |
The free tier effectively acts as a "Card Catalog"—it tells you the book exists and where it is on the shelf, but it does not let you read the pages. This is often enough to confirm if a leak is relevant (e
| Tool | Free Data Depth | Download Full File? | API Access | | :--- | :--- | :--- | :--- | | Intelx Free | Snippet only (100 results) | No | No | | DeHashed | No free search (pay per view) | N/A | No | | HaveIBeenPwned | Yes (full email context) | No (breach summary only) | Yes (rate-limited) | | Snusbase | No free search | N/A | No |
Key distinction: HIBP tells you if you were in a breach. Intelx tells you exactly which file and where in that file your data sits.