v593.v54282eed.euw1.send.eu.mailgun.net has no NS records.
NS records for this zone are defined at v54282eed.euw1.send.eu.mailgun.net.
NS records for this zone are defined at v54282eed.euw1.send.eu.mailgun.net.
Question and response
Question
dig v593.v54282eed.euw1.send.eu.mailgun.net. NS
Answer
The response has no answer records.
Authority
v54282eed.euw1.send.eu.mailgun.net. 300 SOA ns-cloud-e1.googledomains.com. cloud-dns-hostmaster.google.com. 1 21600 3600 259200 300
Additional
. 0 OPT ; payload 512, xrcode 0, version 0, flags 0