eulaurarien/resolve_subdomains.sh

#!/usr/bin/env bash

# Resolve the CNAME chain of all the known subdomains for later analysis
echo "Compiling subdomain lists..." > /dev/stderr
pv subdomains/*.list | sort -u > temp/all_subdomains.list
# Sort by last character to utilize the DNS server caching mechanism
pv temp/all_subdomains.list | rev | sort | rev > temp/all_subdomains_reversort.list
./resolve_subdomains.py --input temp/all_subdomains_reversort.list --output temp/all_resolved.csv
sort -u temp/all_resolved.csv > temp/all_resolved_sorted.csv