Question and response
Question
dig autodiscover.avantel.ru. NS
Answer
autodiscover.avantel.ru. 5 CNAME mail.domru.ru.
Authority
domru.ru. 3600 SOA ns6.ertelecom.ru. noc.ertelecom.ru. 2026032001 86400 1800 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0