radon
Fast DNS resolver and bruteforce tool
Usage
Radon will return output in a format similar to the host
command.
Resolve domains
radon -d my-domains.txt
Bruteforce Domains
radon --invoke-random --permute -d my-domains.txt
--invoke-random
will analyze domains for tokens, then replace tokens with other discovered tokens.
asd-test-thing.example.com
Becomes:
asd-asd-thing.example.com
asd-asd-asd.example.com
test-asd-thing.example.com
test-test-thing.example.com
....
--permute
will attempt to find common patterns like aws regions, country codes, or numbers and replace them with other variants.
example1.example.com
Becomes
example0.example.com
example1.example.com
example2.example.com
example3.example.com
example4.example.com
example5.example.com
example6.example.com
example7.example.com
example8.example.com
example9.example.com