diff --git a/src/api/tests/test_rdap.py b/src/api/tests/test_rdap.py
new file mode 100644
index 000000000..bd442be90
--- /dev/null
+++ b/src/api/tests/test_rdap.py
@@ -0,0 +1,40 @@
+"""Test the domain rdap lookup API."""
+
+import json
+
+from django.contrib.auth import get_user_model
+from django.test import RequestFactory
+from django.test import TestCase
+
+from ..views import available, check_domain_available
+from .common import less_console_noise
+from registrar.utility.errors import GenericError, GenericErrorCodes
+from unittest.mock import call
+
+from epplibwrapper import (
+    commands,
+)
+
+API_BASE_PATH = "/api/v1/rdap/?domain="
+
+class RdapAPITest(MockEppLib):
+     """Test that the RDAP API can be called as expected."""
+
+     def setUp(self):
+        super().setUp()
+        username = "test_user"
+        first_name = "First"
+        last_name = "Last"
+        email = "info@example.com"
+        title = "title"
+        phone = "8080102431"
+        self.user = get_user_model().objects.create(
+            username=username, title=title, first_name=first_name, last_name=last_name, email=email, phone=phone
+        )
+        
+    def test_rdap_get(self):
+        self.client.force_login(self.user)
+        response = self.client.get(API_BASE_PATH + "whitehouse.gov")
+        self.assertContains(response, "RDAP")
+        response_object = json.loads(response.content)
+        self.assertIn("RDAP", response_object)
\ No newline at end of file
diff --git a/src/api/views.py b/src/api/views.py
index 5c3b4c525..50a537517 100644
--- a/src/api/views.py
+++ b/src/api/views.py
@@ -108,6 +108,10 @@ def rdap(request, domain=""):
     Domain = apps.get_model("registrar.Domain")
     domain = request.GET.get("domain", "")
 
+    # If inputted domain doesn't have a TLD, append .gov to it
+    if "." not in domain:
+        domain = f"{domain}.gov"
+
     rdap_data = requests.get(RDAP_URL.format(domain=domain)).json()
     return JsonResponse(rdap_data)