$ip_initial = gethostbyname('radio-lolipop.com'); //returns 149.56.132.111
$domain = gethostbyaddr($ip_initial); //returns 111.ip-149-56-132.net
$ip_final = gethostbyname($domain); // returns 149.56.132.111
print_r(dns_get_record($domain)); //in A record it is 149.56.132.111
print_r(dns_get_record('radio-lolipop.com')); //in A record it is 149.56.132.111