#!/bin/sh TAB="$(printf -- '\t')" { printf "%s\t" "curl ipinfo.io/ip" curl ipinfo.io/ip 2>/dev/null echo printf "%s\t" "dig +short myip.opendns.com @resolver1.opendns.com" dig +short myip.opendns.com @resolver1.opendns.com 2>/dev/null } | column -t -s "${TAB}"