sed -i "s/\(.*\.\)\s*[0-9]\{1,6\}\s*IN\s*A\s*10.100.100.100/\1\t14400\tIN\tA\t142.4.33.37/g"
sed -i "s/www\s*[0-9]\{1,6\}\s*IN\s*[A-Z]\{1,5\}\s*.\{1,\}/www\t14400\tIN\tCNAME\thk01.org88.org./g"
sed -i "s/ftp\s*[0-9]\{1,6\}\s*IN\s*A\s*.\{1,\}/ftp\t14400\tIN\tCNAME\tftp.org88.org./g"