Whoxy
Operator: Operator not identified
WHOIS research, historical domain registrations and reverse searches by names, companies and email addresses.
Technical Infrastructure
Product
Whoxy, web-based WHOIS research and paid APIs for current, historical and reverse searches of domain registrations.
Availability and source date
Active
As of: 16 October 2026.
No functionality test has been performed.
Use in OSINT research
Finds domains associated with a known email address, name or company and shows previous registration details. Hidden or outdated WHOIS data limits attribution.
Queries
| Input | Result | Result type |
|---|---|---|
| Domain / website | Current WHOIS data or stored historical registrations for the domain. | Retrieved |
| Person name | Domains with matching names in stored WHOIS records. | Retrieved |
| Company / organisation name | Domains with a matching company name in stored WHOIS records. | Retrieved |
| Email address | Domains with the email address in stored WHOIS records. | Retrieved |
| Keyword / free text | Domains whose names begin with the entered term. | Retrieved |
Features
- Provides current WHOIS data as raw text and structured fields.
- Shows historical WHOIS records from its own archive.
- Performs reverse domain searches by names, companies or email addresses.
- Filters domain names by a term at the start of the name.
- Provides API results as JSON or XML.
Categories
- Technical Infrastructure
- Domains & WHOIS
Coverage
Geographical coverage
Worldwide
Dataset
Its own WHOIS dataset for generic and country-code top-level domains. Historical records have been collected since November 2012; the available history depends on the domain.
Access
Requirements
Web search in the browser. The APIs require an account, an API key and sufficient query credits.
Export
API output as JSON or XML. Paid database downloads are a separate offering.
Provider
Unknown
Country of establishment
Unknown
Interfaces
API
Available. WHOIS Lookup, History and Reverse WHOIS with separate credit balances; a maximum of 1,000 queries per minute.
MCP
Not documented. Not described on the product and documentation pages reviewed.
AI agents
Not documented. Not described on the product and documentation pages reviewed.
Usage note
API data is subject to the original sources' terms; purchased database files must not be redistributed or resold.
Legal note
WHOIS data may contain personal information. An appropriate legal basis is required to process it.
Limitations
- Historical results contain only stored WHOIS records, not a complete ownership history.
- Privacy services and outdated registration data may obscure attribution.
- Reverse WHOIS may return multiple historical records for the same domain; additional result pages use further API queries.
Guides and practical reports
Official · Whoxy: using the Reverse WHOIS API
Whoxy · EN
Explains search fields, result modes, pagination and XML output.