Check the dns has wildcard enable or not for a domain.
- If wildcard dns is enable then it is not suitable to bruteforce for subdomain enumeration.
- If wildcard dns is disable then go for bruteforce for subdomain enumeration.
./CheckWildCard.sh olx.com
[!] Wildcard detected.. exiting
./CheckWildCard.sh google.com
[+] Did not detect wildcard
[+] Safe to bruteforce for subdomains..