dig

$ dig aaaa http://www.l.google.com @8.8.8.8 +short $ dig aaaa http://www.l.google.com @168.95.1.1 +short $ dig aaaa http://www.l.google.com @2001:470:20::2 +short $ dig aaaa ipv6.google.com @8.8.8.8 +short $ dig aaaa cyberciti.biz @8.8.8.8 +short $ dig @8.8.8.8 www.google.com.sixxs.org aaaa $ dig @8.8.8.8 www.google.com.sixxs.org a # IPv4

dig $type -b $src_ip $DN +short @$name_server_ip