Nagios DNS A record check

Domain adresini guncelleyip, 2 adet A kaydinin cevap verdiginin kontrolunu yapan nagios scripti.

#!/bin/bash
# a/b site a record dns check
cihdomain=www.vmninja.com
cihresult=`dig A $ggdomain +multiline +noall +answer +nocmd @8.8.8.8 | awk '/IN A ([[:digit:]]+\.){3}/{gsub(/\.$/,"",$1); print $1","$NF}' |grep -i 11`

if [[ "$cihresult" == *11* ]] 
    then 
                echo -e "a/b dns ok \n$cihresult"
                exit 2
        else
                echo -e "a/b dns not ok \n$cihresult"
                exit 0
fi