diff --git a/all/ipv4.txt b/all/ipv4.txt
index 1d9956f3..c51a3436 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -40948,8 +40948,6 @@
 161.35.252.0/22
 161.178.0.0/18
 161.178.128.0/18
-161.188.164.0/23
-161.188.166.0/23
 161.189.0.0/16
 161.189.23.0/27
 161.189.23.32/27
diff --git a/all/ipv4_merged.txt b/all/ipv4_merged.txt
index ba6a8930..d1751fc2 100644
--- a/all/ipv4_merged.txt
+++ b/all/ipv4_merged.txt
@@ -3382,7 +3382,6 @@
 161.35.0.0/16
 161.178.0.0/18
 161.178.128.0/18
-161.188.164.0/22
 161.189.0.0/16
 161.193.0.0/18
 161.193.128.0/18
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index 65f7022b..859aaba9 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -5579,8 +5579,6 @@
 160.1.128.0/24
 161.178.0.0/18
 161.178.128.0/18
-161.188.164.0/23
-161.188.166.0/23
 161.189.0.0/16
 161.189.23.0/27
 161.189.23.32/27
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index e0235754..0837f35c 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -1178,7 +1178,6 @@
 160.1.0.0/16
 161.178.0.0/18
 161.178.128.0/18
-161.188.164.0/22
 161.189.0.0/16
 161.193.0.0/18
 161.193.128.0/18