diff --git a/databricks/sdk/config.py b/databricks/sdk/config.py
index ca1c2cfc..0802b831 100644
--- a/databricks/sdk/config.py
+++ b/databricks/sdk/config.py
@@ -403,13 +403,20 @@ def attributes(cls) -> Iterable[ConfigAttribute]:
     def _fix_host_if_needed(self):
         if not self.host:
             return
-        # fix url to remove trailing slash
+
+        # Add a default scheme if it's missing
+        if '://' not in self.host:
+            self.host = 'https://' + self.host
+
         o = urllib.parse.urlparse(self.host)
-        if not o.hostname:
-            # only hostname is specified
-            self.host = f"https://{self.host}"
-        else:
-            self.host = f"{o.scheme}://{o.netloc}"
+        # remove trailing slash
+        path = o.path.rstrip('/')
+        # remove port if 443
+        netloc = o.netloc
+        if o.port == 443:
+            netloc = netloc.split(':')[0]
+
+        self.host = urllib.parse.urlunparse((o.scheme, netloc, path, o.params, o.query, o.fragment))
 
     def _set_inner_config(self, keyword_args: Dict[str, any]):
         for attr in self.attributes():
diff --git a/tests/test_config.py b/tests/test_config.py
index 4b6c0563..fc6a29f1 100644
--- a/tests/test_config.py
+++ b/tests/test_config.py
@@ -1,5 +1,7 @@
 import platform
 
+import pytest
+
 from databricks.sdk.config import Config, with_product, with_user_agent_extra
 from databricks.sdk.version import __version__
 
@@ -20,6 +22,17 @@ def test_config_supports_legacy_credentials_provider():
     assert c2._product_version == '1.2.3'
 
 
+@pytest.mark.parametrize('host,expected', [("https://abc.def.ghi", "https://abc.def.ghi"),
+                                           ("https://abc.def.ghi/", "https://abc.def.ghi"),
+                                           ("abc.def.ghi", "https://abc.def.ghi"),
+                                           ("abc.def.ghi/", "https://abc.def.ghi"),
+                                           ("https://abc.def.ghi:443", "https://abc.def.ghi"),
+                                           ("abc.def.ghi:443", "https://abc.def.ghi")])
+def test_config_host_url_format_check(mocker, host, expected):
+    mocker.patch('databricks.sdk.config.Config.init_auth')
+    assert Config(host=host).host == expected
+
+
 def test_extra_and_upstream_user_agent(monkeypatch):
 
     class MockUname: