x12.x10hosting.com has no NS records.
NS records for this zone are defined at x10hosting.com.
NS records for this zone are defined at x10hosting.com.
Question and response
Question
dig x12.x10hosting.com. NS
Answer
The response has no answer records.
Authority
x10hosting.com. 1800 SOA carl.ns.cloudflare.com. dns.cloudflare.com. 2399523624 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0