diff --git a/filters/allowlist.rpz b/filters/allowlist.rpz
index 5c5c89c..e87e439 100644
--- a/filters/allowlist.rpz
+++ b/filters/allowlist.rpz
@@ -6,6 +6,6 @@ keepass.info CNAME rpz-passthru.
 keepassdx.com CNAME rpz-passthru.
 
 ; Hosting Providers / Domain Registrar
-ddos-guard.net CNAME rpz-passthru.
-blueangelhost.com CNAME rpz-passthru.
-markmonitor.com CNAME rpz-passthru.
+*.ddos-guard.net CNAME rpz-passthru.
+*.blueangelhost.com CNAME rpz-passthru.
+*.markmonitor.com CNAME rpz-passthru.