diff --git a/cubedash/_pages.py b/cubedash/_pages.py
index 87ea3594e..bb97760e3 100644
--- a/cubedash/_pages.py
+++ b/cubedash/_pages.py
@@ -51,6 +51,10 @@
 
 _DEFAULT_ARRIVALS_DAYS: int = app.config.get("CUBEDASH_DEFAULT_ARRIVALS_DAY_COUNT", 14)
 
+_ROBOTS_TXT_DEFAULT = (
+    "User-Agent: *\nAllow: /\nDisallow: /products/*/*\nDisallow: /stac/**"
+)
+
 # Add server timings to http headers.
 if app.config.get("CUBEDASH_SHOW_PERF_TIMES", False):
     _monitoring.init_app_monitoring()
@@ -674,6 +678,13 @@ def about_page():
     )
 
 
+@app.route("/robots.txt")
+def robots_txt():
+    return utils.as_json(
+        flask.current_app.config.get("ROBOTS_TXT", _ROBOTS_TXT_DEFAULT)
+    )
+
+
 @app.route("/")
 def default_redirect():
     """Redirect to default starting page."""
diff --git a/integration_tests/test_page_loads.py b/integration_tests/test_page_loads.py
index 0ddc95f9b..ff37e907d 100644
--- a/integration_tests/test_page_loads.py
+++ b/integration_tests/test_page_loads.py
@@ -961,6 +961,14 @@ def check_doc_start_has_hint(hint: str, url: str):
     )
 
 
+def test_get_robots(client: FlaskClient):
+    """
+    Check that robots.txt is correctly served from root
+    """
+    text, rv = get_text_response(client, "/robots.txt")
+    assert "User-Agent: *" in text
+
+
 def test_all_give_404s(client: FlaskClient):
     """
     We should get 404 messages, not exceptions, for missing things.