diff --git a/frontend/lgproxy.go b/frontend/lgproxy.go
index 99c9620..f5798c2 100644
--- a/frontend/lgproxy.go
+++ b/frontend/lgproxy.go
@@ -55,11 +55,11 @@ func batchRequest(servers []string, endpoint string, command string) []string {
 				}
 
 				buf := make([]byte, 65536)
-				_, err = io.ReadFull(response.Body, buf)
+				n, err := io.ReadFull(response.Body, buf)
 				if err != nil && err != io.ErrUnexpectedEOF {
 					ch <- channelData{i, err.Error()}
 				} else {
-					ch <- channelData{i, string(buf)}
+					ch <- channelData{i, string(buf[:n])}
 				}
 			}(url, i)
 		}
diff --git a/frontend/whois.go b/frontend/whois.go
index cd17d47..8c28e1b 100644
--- a/frontend/whois.go
+++ b/frontend/whois.go
@@ -21,9 +21,9 @@ func whois(s string) string {
 	conn.Write([]byte(s + "\r\n"))
 
 	buf := make([]byte, 65536)
-	_, err = io.ReadFull(conn, buf)
+	n, err := io.ReadFull(conn, buf)
 	if err != nil && err != io.ErrUnexpectedEOF {
 		return err.Error()
 	}
-	return string(buf)
+	return string(buf[:n])
 }