DNSE-614 — Named resource record class not implemented
Current version of dns-proxy fully supports only IN class in QUERY records. Incoming request contains another one (printed).
W-level log message reports receiving of class * (ANYCLASS). This query is converted to IN, solved and then replied with AA=0 (non-authoritatively).
E-level log message reports another class (printed). Such a request is replied with NotImp response code.