diff --git a/public/arf.json b/public/arf.json
index ed3638c..a5cffe8 100644
--- a/public/arf.json
+++ b/public/arf.json
@@ -303,6 +303,10 @@
         "name": "DomainTools Whois",
         "type": "url",
         "url": "http://whois.domaintools.com/"
+      },
+         "name": "DomainTools Whois (.ch)",
+        "type": "url",
+        "url": "https://www.nic.ch/whois/"
       },
       {
         "name": "Domain Big Data",