eu.upsemail.com has no NS records.
NS records for this zone are defined at upsemail.com.
NS records for this zone are defined at upsemail.com.
Question and response
Question
dig eu.upsemail.com. NS
Answer
The response has no answer records.
Authority
upsemail.com. 3600 SOA shadowcat-i.ups.com. hostmaster.nowhere.null. 2023100519 21600 1800 2419200 3600
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0