www.paubox.com has no NS records.
NS records for this zone are defined at paubox.com.
NS records for this zone are defined at paubox.com.
Question and response
Question
dig group16.sites.hscoscdn10.net. NS
Answer
The response has no answer records.
Authority
hscoscdn10.net. 1800 SOA jerry.ns.cloudflare.com. dns.cloudflare.com. 2399286775 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0