How to find out the external ip in Linux

—

If you need to find out external IP from Linux command line, you need to do one of next commands:

How to find out the Public IP Address from the Linux Command Line

You need to get external IP address using command curl:

# curl ifconfig.me
# curl ip.appspot.com
# curl icanhazip.com

How to get external IP using command wget:

# wget -q -O - ifconfig.me
# wget -q -O - ip.appspot.com
# wget -q -O - icanhazip.com

How to find out external IP Address using DynDNS.org

1. You can get it using utilite wget:

# wget -q -O - checkip.dyndns.org | sed -e 's/.*Current IP Address: //' -e 's/<.*$//'

2. Using utilite curl:

# curl -s checkip.dyndns.org | sed -e 's/.*Current IP Address: //' -e 's/<.*$//'

3. Using utilite lynx:

# lynx -dump checkip.dyndns.org | sed -e 's/.*Current IP Address: //' -e 's/<.*$//' | sed '/^$/d'