diff --git a/tests/test_ip_info.py b/tests/test_ip_info.py
index a1a8dcd..32906bf 100644
--- a/tests/test_ip_info.py
+++ b/tests/test_ip_info.py
@@ -18,7 +18,7 @@ def test_get_ip_information() -> None:
     assert ip_info.get("status") == "success" and ip_info.get("query") == test_query
 
 
-def test_get_ip_information_broken_api() -> None:
+def test_get_ip_information_broken_api_response() -> None:
     """TEST: ensure that None is returned if the IP API response is broken."""
     test_query = "1.2.3.4"
     with requests_mock.Mocker() as mocker:
@@ -27,6 +27,15 @@ def test_get_ip_information_broken_api() -> None:
         assert not resp
 
 
+def test_get_ip_information_bad_response() -> None:
+    """TEST: ensure that None is returned if the IP API returns code 404."""
+    test_query = "1.2.3.4"
+    with requests_mock.Mocker() as mocker:
+        mocker.get(f"http://ip-api.com/json/{test_query}", status_code=404)
+        resp = get_ip_information(test_query)
+        assert not resp
+
+
 def test_get_autonomous_system_number() -> None:
     """TEST: ensure that AS information is parsed into AS number correctly."""
     as_info = "AS5089 Virgin Media Limited"
@@ -41,7 +50,7 @@ def test_get_prefix_information() -> None:
     assert "144.254.0.0/16" in prefixes
 
 
-def test_get_prefix_information_broken_api() -> None:
+def test_get_prefix_information_broken_api_response() -> None:
     """TEST: ensure that None is returned if the prefix API response is broken."""
     autonomous_system = "AS109"
     with requests_mock.Mocker() as mocker:
@@ -51,3 +60,15 @@ def test_get_prefix_information_broken_api() -> None:
         )
         resp = get_prefix_information(autonomous_system)
         assert not resp
+
+
+def test_get_prefix_information_bad_response() -> None:
+    """TEST: ensure that None is returned if the prefix API returns code 404."""
+    autonomous_system = "AS109"
+    with requests_mock.Mocker() as mocker:
+        mocker.get(
+            f"https://api.hackertarget.com/aslookup/?q={str(autonomous_system)}",
+            status_code=404,
+        )
+        resp = get_prefix_information(autonomous_system)
+        assert not resp