1 files changed, 6 insertions, 3 deletions
diff --git a/app/models/intruder.rb b/app/models/intruder.rb
index db14bf8..249fffc 100644
--- a/app/models/intruder.rb
+++ b/app/models/intruder.rb
@@ -17,11 +17,14 @@ class Intruder < ActiveRecord::Base
 
   before_validation :set_key_if_empty
 
+  def to_s
+    key
+  end
 
-  def whois
-    if ! self.contact_ip.blank?
+  def whois(ip_address = self.contact_ip)
+    if ! ip_address.blank?
       begin
-        return Whois.whois(self.contact_ip)
+        return Whois.whois(ip_address).to_s.gsub(/[^\u{0000}-\u{007F}]/, '')
       rescue
         return nil
       end