diff --git a/README.md b/README.md
index 1c2bc63..150a64b 100644
--- a/README.md
+++ b/README.md
@@ -42,3 +42,9 @@ MX:
   FCrDNS: ok
 
 rDNS:    ip1f108f8b.dynamic.kabel-deutschland.de
+
+$ chkip 172.94.17.144                                               
+PTR:     mail.bouquet24.de
+rDNS:    mail.bouquet24.de
+FCrDNS:  ok
+