1-world_wide_web

#!/usr/bin/env bash
# Task 1 - Display information about subdomains
if [ "$#" == 1 ]; then
    printf "The subdomain www is a "
    dig +nocmd www."$1" +noall +answer | awk '{printf $4}'
    printf " record and points to "
    dig www."$1" +short
    printf "The subdomain lb-01 is a "
    dig +nocmd lb-01."$1" +noall +answer | awk '{printf $4}'
    printf " record and points to "
    dig lb-01."$1" +short
    printf "The subdomain web-01 is a "
    dig +nocmd web-01."$1" +noall +answer | awk '{printf $4}'
    printf " record and points to "
    dig web-01."$1" +short
    printf "The subdomain web-02 is a "
    dig +nocmd web-02."$1" +noall +answer | awk '{printf $4}'
    printf " record and points to "
    dig web-02."$1" +short
elif [ "$#" == 2 ]; then
    printf "The subdomain %s is a " "$2"
    dig +nocmd "$2.$1" +noall +answer | awk '{printf $4}'
    printf " record and points to "
    dig "$2.$1" +short
fi