compin.minsal.cl has no CNAME records.
Question and response
Question
dig compin.minsal.cl. NS
Answer
The response has no answer records.
Authority
minsal.cl. 900 SOA ns.minsal.cl. infraestructura.minsal.cl. 2015076094 600 600 86400 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0