From 0076b4f0d241ceca185c5e2c3ed5398d0bd4e48a Mon Sep 17 00:00:00 2001
From: Babak Farrokhi <babak@farrokhi.net>
Date: Wed, 3 Feb 2016 22:48:40 +0330
Subject: [PATCH] update README

---
 README.md | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/README.md b/README.md
index 0b420cf..f5e6808 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,10 @@
 # dnstools
 DNS Diagnostics and Performance Measurement Tools
+
+# prerequirements
+This script requires python3 as well as latest [dnspython](http://www.dnspython.org/)
+
+# todo
+- input sanitization
+- proper signal handling
+