subdigger
Fast, multi-threaded subdomain discovery — certificate transparency, 19 OSINT APIs, wordlists and intelligent bruteforce, with async DNS across up to 1400 threads.
- crt.sh, AXFR zone transfer, recursive CNAME/NS/PTR follow-up
- GeoIP, ASN and dangling-DNS / takeover flags on every hit
- Streams CSV or JSON in real time as results land
- Language
- C · MIT
- Install
- Source only (not yet packaged)