diff --git a/chinae2v4.txt b/chinae2v4.txt
index bd7eaf44..e927e89b 100644
--- a/chinae2v4.txt
+++ b/chinae2v4.txt
@@ -6654,7 +6654,6 @@
 211.90.192.0/20
 211.90.208.0/21
 211.91.112.0/21
-211.91.184.0/21
 211.91.192.0/20
 211.91.208.0/21
 211.92.248.0/21
diff --git a/chinae3v4.txt b/chinae3v4.txt
index 9c950d4e..6b1e56de 100644
--- a/chinae3v4.txt
+++ b/chinae3v4.txt
@@ -6714,7 +6714,6 @@
 211.90.192.0/20
 211.90.208.0/21
 211.91.112.0/21
-211.91.184.0/21
 211.91.192.0/20
 211.91.208.0/21
 211.92.248.0/21
diff --git a/index.html b/index.html
index fb227728..41a22482 100644
--- a/index.html
+++ b/index.html
@@ -4,7 +4,7 @@
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  <meta name="Author" content="Made by 'tree'">
  <meta name="GENERATOR" content="$Version: $ tree v2.0.2 (c) 1996 - 2022 by Steve Baker, Thomas Moore, Francesc Rocher, Florian Sesser, Kyosuke Tokoro $">
- <title>IP List - 2024-05-10</title>
+ <title>IP List - 2024-05-11</title>
  <style type="text/css">
   BODY { font-family : monospace, sans-serif;  color: black;}
   P { font-family : monospace, sans-serif; color: black; margin:0px; padding: 0px;}
@@ -24,7 +24,7 @@
  </style>
 </head>
 <body>
-	<h1>IP List - 2024-05-10</h1><p>
+	<h1>IP List - 2024-05-11</h1><p>
 	<a href=".">.</a><br>
 	├── <a href="./cf4.txt">cf4.txt</a><br>
 	├── <a href="./cf6.txt">cf6.txt</a><br>
diff --git a/unicom4.txt b/unicom4.txt
index 8a722c26..048443db 100644
--- a/unicom4.txt
+++ b/unicom4.txt
@@ -1184,9 +1184,7 @@
 211.91.64.0/19
 211.91.96.0/20
 211.91.120.0/21
-211.91.128.0/19
-211.91.160.0/20
-211.91.176.0/21
+211.91.128.0/18
 211.91.216.0/21
 211.91.224.0/19
 211.92.0.0/17