Question and response
Question
dig sipb.avantel.ru. NS
Answer
sipb.avantel.ru. 5 CNAME asterisk-barnaul-node-1.avantel.ru.
Authority
avantel.ru. 2441 SOA ns.avantel.ru. support.avantel.ru. 2026021204 3600 1800 43200 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0