vps.electronicamente.com has no CNAME records.
Question and response
Question
dig vps.electronicamente.com. NS
Answer
The response has no answer records.
Authority
electronicamente.com. 10800 SOA ns2.electronicamente.com. sistemas.ecomputer.es. 2026020501 10800 3600 604800 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0