gatekeeper.ulworkplace.com has no NS records.
NS records for this zone are defined at ulworkplace.com.
NS records for this zone are defined at ulworkplace.com.
Question and response
Question
dig gatekeeper.ulworkplace.com. NS
Answer
The response has no answer records.
Authority
ulworkplace.com. 900 SOA ns-971.awsdns-57.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0