mailstaff.algartech.com has no NS records.
NS records for this zone are defined at algartech.com.
NS records for this zone are defined at algartech.com.
Question and response
Question
dig mailstaff.algartech.com. NS
Answer
The response has no answer records.
Authority
algartech.com. 900 SOA ns-783.awsdns-33.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0