> For the complete documentation index, see [llms.txt](https://sidxparab.gitbook.io/subdomain-enumeration-guide/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sidxparab.gitbook.io/subdomain-enumeration-guide/active-enumeration.md).

# Active Techniques

- [DNS Bruteforcing](https://sidxparab.gitbook.io/subdomain-enumeration-guide/active-enumeration/dns-bruteforcing.md)
- [Permutation/Alterations](https://sidxparab.gitbook.io/subdomain-enumeration-guide/active-enumeration/permutation-alterations.md)
- [Scraping(JS/Source code)](https://sidxparab.gitbook.io/subdomain-enumeration-guide/active-enumeration/js-file-scraping.md)
- [Google analytics](https://sidxparab.gitbook.io/subdomain-enumeration-guide/active-enumeration/google-analytics.md)
- [TLS, CSP, CNAME Probing](https://sidxparab.gitbook.io/subdomain-enumeration-guide/active-enumeration/tls-csp-cname.md)
- [VHOST probing](https://sidxparab.gitbook.io/subdomain-enumeration-guide/active-enumeration/vhost-probing.md)