Yet another tool for subdomains enumeration.
Usage: sub-enum [options...] <domain>
-h display this help and exit
-e E-mail DNS entries (MX, SPF, DMARC)
-g Google search
-t Certificate transparancy check (crt.sh)
-z Zone transfering
-p PTR lookup
-w HTTP headers and HTML page source analyzing
-W Web archive
-a Use public APIs
-O Markdown output
-L Limit DNS resolve output
Create the following enviroment variables:
SECURITY_TRAILS_API=your_api_key
VIRUSTOTAL_API=your_api_key