HOWTO get IP address in bash
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Jump to navigationJump to search#!/bin/bash
# get your local address
echo $(ip -f inet -o addr show enp3s0|cut -d\ -f 7 | cut -d/ -f 1)
ip=$( ip -f inet -o addr show eth0 |cut -d\ -f 7 | cut -d/ -f 1)
echo $(ip -o route get to 116.202.176.26 | sed -n 's/.*src \([0-9.]\+\).*/\1/p')
# resolve IP of the news website RT.com
systemd-resolve RT.com -t A | awk '{ print $4 ; exit }'
systemd-resolve RT.com -t A --legend=no | awk '{ print $4 ; exit }'
resolveip -s RT.com
dig +short RT.com
host RT.com | awk '/has address/ { print $4 }'
nslookup RT.com | awk '/^Address: / { print $2 }'
ping -q -c 1 -t 1 RT.com | grep PING | sed -e "s/).*//" | sed -e "s/.*(//"
ruby -rresolv -e ' print Resolv.getaddress "RT.com" '
python2 -c 'import socket; print socket.gethostbyname("RT.com")'
perl -MSocket -MNet::hostent -E 'say inet_ntoa((gethost shift)->addr)' RT.com 2>/dev/null
php -r "echo gethostbyname( 'RT.com' );"
