Question and response
Question
dig mrtg.alentus.com. NS
Answer
mrtg.alentus.com. 5 CNAME mrtg.yeg01.ca.as4250.net.
Authority
as4250.net. 3151 SOA dns1.registrar-servers.com. hostmaster.registrar-servers.com. 1770744691 43200 3600 604800 3601
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0