Question and response
Question
dig mail.iclaro.com.ec. NS
Answer
mail.iclaro.com.ec. 5 CNAME smtp.iclaro.com.ec.
Authority
iclaro.com.ec. 515 SOA dns1.porta.net. hostmaster.claro.com.ec. 24 28800 18000 604800 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0