mail.choruscall.in has no NS records.
NS records for this zone are defined at choruscall.in.
NS records for this zone are defined at choruscall.in.
Question and response
Question
dig mail.choruscall.in. NS
Answer
The response has no answer records.
Authority
choruscall.in. 86400 SOA cbru.br.ns.els-gms.att.net. rm-hostmaster.ems.att.com. 39 10800 3600 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0