Overview
Discover subdomains associated with a domain using common naming patterns and DNS enumeration techniques.
How to Use
Enter the required information below. Results update in real-time with details about your configuration.
Enter a domain above and click Find Subdomains
Example Use Cases
- Discover forgotten or shadow IT subdomains pointing to your domain
- Audit your attack surface by finding all publicly resolvable subdomains
- Identify subdomains using different hosting providers for consolidation
- Check for unauthorized subdomains set up without approval
Common Issues
Limited results: The HackerTarget API returns subdomains discovered from certificate transparency logs and DNS. A domain with few public certificates may return fewer results.
API rate limits: If too many requests are made in a short period, the API may temporarily block further queries. Wait a moment before retrying.