ihmail-t5.ihotelier.com has no NS records.
NS records for this zone are defined at ihotelier.com.
NS records for this zone are defined at ihotelier.com.
Question and response
Question
dig ihmail-t5.ihotelier.com. NS
Answer
The response has no answer records.
Authority
ihotelier.com. 7200 SOA a2-66.akam.net. hostmaster.ihotelier.com. 2015112827 10800 600 604800 7200
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0