diff --git a/config.toml b/config.toml
index 3d2a2af..9b462eb 100644
--- a/config.toml
+++ b/config.toml
@@ -18,6 +18,8 @@ max_connections = 512
 # Example:
 # check_website = "https://google.com"
 # check_website = "https://httpbin.smp.io/ip"
+# Disable checking:
+# check_website = ""
 check_website = "https://checkip.amazonaws.com"
 
 # Set to false to sort proxies alphabetically.
diff --git a/proxy_scraper_checker/__main__.py b/proxy_scraper_checker/__main__.py
index 9e0e726..616daa7 100644
--- a/proxy_scraper_checker/__main__.py
+++ b/proxy_scraper_checker/__main__.py
@@ -153,15 +153,17 @@ async def main() -> None:
                 await session.close()
                 count_before_checking = storage.get_count()
                 should_save = True
-                await checker.check_all(
-                    settings=settings,
-                    storage=storage,
-                    progress=progress,
-                    proxies_count=count_before_checking,
-                )
+                if settings.check_website:
+                    await checker.check_all(
+                        settings=settings,
+                        storage=storage,
+                        progress=progress,
+                        proxies_count=count_before_checking,
+                    )
     finally:
         if should_save:
-            storage.remove_unchecked()
+            if settings.check_website:
+                storage.remove_unchecked()
             count_after_checking = storage.get_count()
             console.print(
                 get_summary_table(
diff --git a/proxy_scraper_checker/settings.py b/proxy_scraper_checker/settings.py
index 19c6a15..de8d74b 100644
--- a/proxy_scraper_checker/settings.py
+++ b/proxy_scraper_checker/settings.py
@@ -143,6 +143,8 @@ async def _get_check_website_type_and_real_ip(
         Literal[CheckWebsiteType.PLAIN_IP, CheckWebsiteType.HTTPBIN_IP], str
     ]
 ):
+    if not check_website:
+        return CheckWebsiteType.UNKNOWN, None
     try:
         async with session.get(check_website) as response:
             content = await response.read()
@@ -252,16 +254,20 @@ class Settings:
         value: str,
         /,
     ) -> None:
-        parsed_url = urlparse(value)
-        if parsed_url.scheme not in {"http", "https"} or not parsed_url.netloc:
-            msg = f"invalid check_website: {value}"
-            raise ValueError(msg)
+        if value:
+            parsed_url = urlparse(value)
+            if (
+                parsed_url.scheme not in {"http", "https"}
+                or not parsed_url.netloc
+            ):
+                msg = f"invalid check_website: {value}"
+                raise ValueError(msg)
 
-        if parsed_url.scheme == "http":
-            logger.warning(
-                "check_website uses the http protocol. "
-                "It is recommended to use https for correct checking."
-            )
+            if parsed_url.scheme == "http":
+                logger.warning(
+                    "check_website uses the http protocol. "
+                    "It is recommended to use https for correct checking."
+                )
 
     @timeout.validator
     def _validate_timeout(