Find Subdomains
What Is a Subdomain Finder?
A subdomain finder helps identify public subdomains connected to a root domain. This is useful for SEO research, technical audits, asset discovery, and security reviews.
- Find common public subdomains like mail, app, api, cdn, and blog.
- Review IP addresses and CNAME targets.
- Discover certificate-based subdomain records when available.
- Use results to improve crawlability, monitoring, and domain hygiene.