impsatcom.static.impsat.com.co has no CNAME records.
Question and response
Question
dig impsatcom.static.impsat.com.co. NS
Answer
The response has no answer records.
Authority
impsat.com.co. 300 SOA ns1.impsat.net.co. hostmaster.impsat.net.ar. 2230426093 10800 3600 604800 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0