diff --git a/app/models/instance.rb b/app/models/instance.rb
index 7434d3322..c01c23077 100644
--- a/app/models/instance.rb
+++ b/app/models/instance.rb
@@ -33,7 +33,7 @@ class Instance < ApplicationRecord
   end
 
   def unavailable?
-    unavailable_domain.present?
+    unavailable_domain.present? || domain_block&.suspend?
   end
 
   def failing?