diff --git a/data/cncity/370100.txt b/data/cncity/370100.txt
index b1d48cf6..ba89a8b1 100644
--- a/data/cncity/370100.txt
+++ b/data/cncity/370100.txt
@@ -527,9 +527,6 @@
 211.97.169.0/24
 211.97.170.0/23
 211.97.172.0/22
-211.97.177.0/24
-211.97.178.0/23
-211.97.182.0/23
 211.98.18.0/23
 211.98.128.128/25
 211.98.130.0/24
diff --git a/data/cncity/370200.txt b/data/cncity/370200.txt
index 05b10cc7..d86d82d5 100644
--- a/data/cncity/370200.txt
+++ b/data/cncity/370200.txt
@@ -288,8 +288,6 @@
 211.64.236.0/23
 211.87.128.0/18
 211.97.168.0/24
-211.97.184.0/22
-211.97.188.0/23
 211.97.194.0/23
 211.98.20.0/23
 211.98.154.0/24
diff --git a/data/cncity/370500.txt b/data/cncity/370500.txt
index a96d8b34..35f2c5c0 100644
--- a/data/cncity/370500.txt
+++ b/data/cncity/370500.txt
@@ -157,7 +157,6 @@
 202.110.249.244/30
 202.110.249.248/29
 202.194.144.0/20
-211.97.180.0/23
 218.56.172.0/22
 218.56.180.0/23
 218.57.220.0/22
diff --git a/data/cncity/370900.txt b/data/cncity/370900.txt
index d80db50c..a8ce8f70 100644
--- a/data/cncity/370900.txt
+++ b/data/cncity/370900.txt
@@ -91,7 +91,6 @@
 210.44.32.0/21
 210.44.192.0/20
 211.86.64.0/20
-211.97.176.0/24
 211.98.156.0/24
 211.98.243.0/26
 218.56.24.0/22
diff --git a/data/cncity/440100.txt b/data/cncity/440100.txt
index d0bfb965..4b10a58b 100644
--- a/data/cncity/440100.txt
+++ b/data/cncity/440100.txt
@@ -1401,8 +1401,6 @@
 124.20.160.0/20
 124.29.0.0/17
 124.40.128.0/18
-124.42.236.0/22
-124.42.240.0/20
 124.71.0.0/17
 124.71.208.0/20
 124.174.0.0/15
diff --git a/data/cncity/440300.txt b/data/cncity/440300.txt
index 94165cd1..e5c1393d 100644
--- a/data/cncity/440300.txt
+++ b/data/cncity/440300.txt
@@ -1074,10 +1074,7 @@
 123.98.0.0/17
 123.249.128.0/17
 124.14.192.0/19
-124.42.128.0/18
-124.42.192.0/19
-124.42.224.0/21
-124.42.232.0/22
+124.42.128.0/17
 124.147.128.0/17
 124.196.9.0/24
 124.196.10.0/23
diff --git a/data/isp/drpeng.txt b/data/isp/drpeng.txt
index de64ce60..c3c49b20 100644
--- a/data/isp/drpeng.txt
+++ b/data/isp/drpeng.txt
@@ -251,8 +251,6 @@
 124.16.0.0/23
 124.16.4.0/24
 124.16.6.0/23
-124.42.236.0/22
-124.42.240.0/20
 124.192.0.0/15
 124.200.0.0/13
 124.254.0.0/18