Nmap Scan Top 1000 Ports September 13, 2021 Use this option if you want to scan the top 1000 ports. $ nmap -F 10.10.10.10$ nmap -F 10.10.10.10 If you want a single specific port, then use -p option. $ nmap -p 80 10.10.10.10$ nmap -p 80 10.10.10.10