Intelligence X Review

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What Intelligence X Is

IntelX indexes internet data from the Czech Republic, which lets them cover content other search engines can't.

IntelX stores a permanent copy of online content, such as a paste on Pastebin or a document on a site. If that content disappears, IntelX still has it, and you can search it.

IntelX searches across paste sites, the dark web, breach records with passwords, domain history, Telegram channels, and deleted documents. Searching an email or domain hits all these data types at once.

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What It's Good For

IntelX stands out in several key areas. It provides full breach records, not just alerts. HaveIBeenPwned tells you if an email was in a breach. IntelX shows the actual record: email, plaintext or hashed password, username, and other fields. This is crucial when you're investigating and need to know what credentials a subject used on a compromised platform. You get the actual data.

IntelX also keeps historical WHOIS records. Modern WHOIS data can be useless thanks to privacy services. If a subject registered a domain in 2010 under their real name and later anonymized it, IntelX still has the original record. This provides a cleaner pivot point than surface-level WHOIS.

IntelX crawls .onion sites, dark web forums, and marketplaces, indexing content like email addresses, usernames, Bitcoin addresses. IntelX also recovers deleted content: news articles, archived pages, documents. IntelX fills gaps.

IntelX offers a range of capabilities, including full breach records, historical WHOIS data, dark web indexing, and deleted content recovery.

Getting Started

The free tier at intelx.io lets you try before you buy. Search an email address - even your own - and see what comes up. You'll get 10 results per search, with actual data.

Running a Basic Search

To search, type in your target, which can be an email, domain, or URL. Then, pick the type or let IntelX figure it out. If you want recent hits, you can filter by date. Finally, check your results and click through for details.

Search Examples

You can search for various types of targets, such as an email address like target@example.com, a domain like example.com, or even a Bitcoin address like 1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNA.

API Access

The API is available with the Professional plan. It returns JSON and supports searching by email, domain, URL.

What IntelX Indexes

IntelX covers more data types than most OSINT tools. The table below outlines the main categories: Category, Details.

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Pricing

The Individual plan, priced at €7/mo, serves as a good starting point for investigators who conduct occasional searches. This plan offers 10,000 results per lookup, which is sufficient for most manual checks. API access is not included, a limitation that is not typically a concern for casual users.

Limitations

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The Professional tier of IntelX costs €199/mo, which is steep. For comparison, Dehashed Professional costs $179.99/mo and offers much of the same data. If you're primarily looking for breach data, Dehashed or Snusbase might be more cost-effective options.

IntelX does not update in real-time; instead, it indexes data as it's collected, not continuously. As a result, a breach from yesterday might not be visible yet. Consider IntelX a supplement to your real-time threat feeds, not a replacement.

The free tier of IntelX provides only 10 results per search, which is insufficient for actual work. If you're serious about using the service, you'll need to upgrade to the Individual tier.

There are legal complexities surrounding breach data. If you're located in the EU, UK, or US, ensure you're authorized to search before doing so, as authorization contexts can be complicated.

IntelX handles major breaches well, but its coverage of smaller leaks and non-English dark web content may be sparse. Don't assume someone is in the clear simply because you can't find them.

The user interface of IntelX gets the job done but isn't particularly slick. The dropdown for selector types can be tricky to use and easy to misconfigure.

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Alternatives

• HaveIBeenPwned — Free, email-only, returns breach names but no plaintext data. Use it for quick public confirmation; use IntelX for actual credential data.
• Dehashed — Larger breach record index, no dark web coverage, no document archive. Paid tiers start at $14.99/mo. Use Dehashed for breach data volume; use IntelX for dark web or document coverage.
• Snusbase — Similar breach database, often indexes new breaches faster, API available at lower price points. Use Snusbase for API-driven credential lookups at a tighter budget; use IntelX for dark web content or historical WHOIS.
• Shodan — Indexes internet-facing infrastructure rather than breach data; covers IP, port, certificate, and banner data. Pair it with IntelX for infrastructure-plus-identity investigations.
• OSINT Industries — Social account aggregation across email and phone, cleaner UI, weaker on breach data. Use OSINT Industries for mapping social footprint; use IntelX for breach records or dark web presence.

Verdict

When other tools leave gaps, IntelX fills them. It covers breach records, dark web content, historical WHOIS data, and permanently archived deleted documents.

The Individual plan costs €7/mo and handles most manual investigations. This plan beats the €199/mo Professional tier for casual use. You should upgrade to Professional if you need the API or hit IntelX's limits.

See Also

• Best Breach and Credential Lookup Tools (2026)

Further Reading

• Intelligence X official site
• Intelligence X API documentation