diff --git a/domains.txt b/domains.txt
index 0c9eec7..de554e3 100644
--- a/domains.txt
+++ b/domains.txt
@@ -5,4 +5,5 @@ omtrdc.net
 doubleclick.net
 instagram.com
 tiktok.com
-doubleclick.net
\ No newline at end of file
+doubleclick.net
+ping.citrix.com
\ No newline at end of file