ns19.holhost.com has no NS records.
NS records for this zone are defined at holhost.com.
NS records for this zone are defined at holhost.com.
Question and response
Question
dig ns19.holhost.com. NS
Answer
The response has no answer records.
Authority
holhost.com. 86400 SOA ns2.cloud-f51007.managed-vps.net. noc.holhost.com. 2025120433 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0