chore: parse options correctly

pkg/resolvers/utils.go

@@ -0,0 +1,18 @@
+package resolvers
+
+import "github.com/miekg/dns"
+
+// prepareMessages takes a slice fo `dns.Question`
+// and initialises `dns.Messages` for each question
+func prepareMessages(questions []dns.Question) []dns.Msg {
+	var messages = make([]dns.Msg, 0, len(questions))
+	for _, q := range questions {
+		msg := dns.Msg{}
+		msg.Id = dns.Id()
+		msg.RecursionDesired = true
+		// It's recommended to only send 1 question for 1 DNS message.
+		msg.Question = []dns.Question{q}
+		messages = append(messages, msg)
+	}
+	return messages
+}