diff --git a/config/runtime.exs b/config/runtime.exs
index 7cd19c0b6..de9bc145f 100644
--- a/config/runtime.exs
+++ b/config/runtime.exs
@@ -129,6 +129,11 @@ log_level =
   |> get_var_from_path_or_env("LOG_LEVEL", "warn")
   |> String.to_existing_atom()
 
+domain_blacklist =
+  config_dir
+  |> get_var_from_path_or_env("DOMAIN_BLACKLIST", "")
+  |> String.split(",")
+
 is_selfhost =
   config_dir
   |> get_var_from_path_or_env("SELFHOST", "true")
@@ -174,7 +179,8 @@ config :plausible,
   site_limit: site_limit,
   site_limit_exempt: site_limit_exempt,
   is_selfhost: is_selfhost,
-  custom_script_name: custom_script_name
+  custom_script_name: custom_script_name,
+  domain_blacklist: domain_blacklist
 
 config :plausible, :selfhost,
   disable_authentication: disable_auth,
diff --git a/lib/plausible_web/controllers/api/external_controller.ex b/lib/plausible_web/controllers/api/external_controller.ex
index 69e13f80a..874090d7d 100644
--- a/lib/plausible_web/controllers/api/external_controller.ex
+++ b/lib/plausible_web/controllers/api/external_controller.ex
@@ -71,7 +71,7 @@ defmodule PlausibleWeb.Api.ExternalController do
 
     ua = parse_user_agent(conn)
 
-    if is_bot?(ua) do
+    if is_bot?(ua) || params["domain"] in Application.get_env(:plausible, :domain_blacklist) do
       :ok
     else
       uri = params["url"] && URI.parse(params["url"])