Question and response
Question
dig correo.emtelco.com.co. NS
Answer
correo.emtelco.com.co. 5 CNAME emailemtelco.xinet.com.mx.
Authority
xinet.com.mx. 180 SOA ns20.digicertdns.com. dns.digicertdns.com. 2009010566 43200 3600 1209600 180
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0