diff --git a/main.go b/main.go
index 08c39db..f5c01b4 100644
--- a/main.go
+++ b/main.go
@@ -91,12 +91,12 @@ func run(args []string) (opts *util.Options, code int, err error) {
 		fmt.Println(str)
 
 		if keepTracing {
-			var nothing []dns.RR
+			var records []dns.RR
 
 			if opts.Request.Name == "." {
-				nothing = resp.DNS.Answer
+				records = resp.DNS.Answer
 			} else {
-				nothing = resp.DNS.Ns
+				records = resp.DNS.Ns
 			}
 
 			want := func(rr dns.RR) bool {
@@ -107,17 +107,17 @@ func run(args []string) (opts *util.Options, code int, err error) {
 
 			i := 0
 
-			for _, x := range nothing {
+			for _, x := range records {
 				if want(x) {
-					nothing[i] = x
+					records[i] = x
 					i++
 				}
 			}
 
-			nothing = nothing[:i]
-			nothing2 := nothing[r.Intn(len(nothing))]
+			records = records[:i]
+			randomRR := records[r.Intn(len(records))]
 
-			v := strings.Split(nothing2.String(), "\t")
+			v := strings.Split(randomRR.String(), "\t")
 			opts.Request.Server = strings.TrimSuffix(v[len(v)-1], ".")
 
 			opts.TLS = false