dns4.serverpoint.com has no NS records.
NS records for this zone are defined at serverpoint.com.
NS records for this zone are defined at serverpoint.com.
Question and response
Question
dig dns4.serverpoint.com. NS
Answer
The response has no answer records.
Authority
serverpoint.com. 1800 SOA ns1.serverpoint.com. dns.cloudflare.com. 2396157340 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0