diff --git a/signals/sender/sender_domain_whois_days_old.yml b/signals/sender/sender_domain_whois_days_old.yml
new file mode 100644
index 00000000000..ae013c92491
--- /dev/null
+++ b/signals/sender/sender_domain_whois_days_old.yml
@@ -0,0 +1,4 @@
+name: "Sender: Whois on sender domain"
+type: "query"
+source: |
+  beta.whois(sender.email.domain).days_old