Description
- Domain Name System (DNS) resolves computer names to IP addresses
Port
- port 53 for both TCP and UDP
Interaction / Commands
zone transfer
dig axfr host_name @IP_Address
dig axfr internal.host_name @IP_Address
subdomain bruteforcing using DNSenum
dnsenum --dnsserver IP_Address --enum -p 0 -s 0 -o subdomains.txt -f security_list host_name
Footprinting
dig any host_name @IP_Address