proxy.fasosites.com has no NS records.
NS records for this zone are defined at fasosites.com.
NS records for this zone are defined at fasosites.com.
Question and response
Question
dig proxy.fasosites.com. NS
Answer
The response has no answer records.
Authority
fasosites.com. 1800 SOA leonardo.ns.fasosites.com. dns.cloudflare.com. 2396482085 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0