diff --git a/python/README.md b/python/README.md
index eeb91687..0a1b3848 100644
--- a/python/README.md
+++ b/python/README.md
@@ -234,6 +234,10 @@ Contributors names and contact info
   * Added no-fronting option
 * 1.3.17
   * Improved the fronting test method (jafar method)
+* 1.3.18
+  * changed fronting domain
+* 1.3.19
+  * fixed a bug in xray config saving in windows. ":" is not allowed in windows file names
 
 [python]: https://img.shields.io/badge/-Python-3776AB?logo=python&logoColor=white
-[version]: https://img.shields.io/badge/Version-1.3.17-blue
+[version]: https://img.shields.io/badge/Version-1.3.19-blue
diff --git a/python/cfscanner/speedtest/fronting.py b/python/cfscanner/speedtest/fronting.py
index 2daa5348..c51ed634 100644
--- a/python/cfscanner/speedtest/fronting.py
+++ b/python/cfscanner/speedtest/fronting.py
@@ -18,16 +18,16 @@ def fronting_test(
     """
     s = requests.Session()
     s.get_adapter(
-        'https://').poolmanager.connection_pool_kw['server_hostname'] = "jafar.mashallah.gq"
+        'https://').poolmanager.connection_pool_kw['server_hostname'] = "jafar.jafarcloud.ml"
     s.get_adapter(
-        'https://').poolmanager.connection_pool_kw['assert_hostname'] = "jafar.mashallah.gq"
+        'https://').poolmanager.connection_pool_kw['assert_hostname'] = "jafar.jafarcloud.ml"
 
     try:
         compatible_ip = f"[{ip}]" if ":" in ip else ip
         r = s.get(
             f"https://{compatible_ip}/__down?bytes=10",
             timeout=timeout,
-            headers={"Host": "jafar.mashallah.gq"}
+            headers={"Host": "jafar.jafarcloud.ml"}
         )
     except requests.exceptions.Timeout as e:
         return f"[bold red1]NO[/bold red1] [orange3]{ip:15s}[/orange3][yellow1] fronting timeout[/yellow1]"
diff --git a/python/cfscanner/xray/config.py b/python/cfscanner/xray/config.py
index 99300f9f..b05c8cbc 100644
--- a/python/cfscanner/xray/config.py
+++ b/python/cfscanner/xray/config.py
@@ -35,7 +35,7 @@ def create_proxy_config(
         random_sni = f"{uuid.uuid4()}.{hostname}"
         config = config.replace("RANDOMHOST", random_sni)
 
-    config_path = os.path.join(config_dir, f"config-{edge_ip}.json")
+    config_path = os.path.join(config_dir, f"config-{edge_ip.replace(':', '_')}.json")
     with open(config_path, "w") as configFile:
         configFile.write(config)
 
diff --git a/python/pyproject.toml b/python/pyproject.toml
index b71f97d0..67c750e1 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "cfscanner"
-version = "1.3.17"
+version = "1.3.19"
 authors = [
   { name="tempookian", email="tempookian@gmail.com" },
   { name="Morteza Bashsiz", email="morteza.bashsiz@gmail.com"}