zes-inbound.zivver.org has no NS records.
NS records for this zone are defined at zivver.org.
NS records for this zone are defined at zivver.org.
Question and response
Question
dig test-zes-external-4667eda86365638e.elb.eu-west-1.amazonaws.com. NS
Answer
The response has no answer records.
Authority
elb.eu-west-1.amazonaws.com. 60 SOA ns-1566.awsdns-03.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 60
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0