Check Public IP on Linux CLI
curl ifconfig.me
curl -4/-6 icanhazip.com
curl ipinfo.io/ip
curl api.ipify.org
curl checkip.dyndns.org
dig +short myip.opendns.com @resolver1.opendns.com
host myip.opendns.com resolver1.opendns.com
curl ident.me
curl bot.whatismyipaddress.com
curl ipecho.net/plain
SpeedTest on Linux CLI
sudo apt-get install curl
curl -s https://install.speedtest.net/app/cli/install.deb.sh | sudo bash
sudo apt-get install speedtest
speedtest