rt.virtutel.com.au has no NS records.
NS records for this zone are defined at virtutel.com.au.
NS records for this zone are defined at virtutel.com.au.
Question and response
Question
dig rt.virtutel.com.au. NS
Answer
The response has no answer records.
Authority
virtutel.com.au. 3600 SOA ns1.virtutel.com.au. noc\@virtutel.com.au. 2025020101 10800 3600 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0