diff --git a/all/ipv4.txt b/all/ipv4.txt
index 797601a4..964a786b 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -26,7 +26,6 @@
 1.178.64.0/24
 1.178.65.0/24
 1.178.72.0/21
-1.178.86.0/23
 1.178.88.0/24
 1.178.89.0/24
 1.178.90.0/24
diff --git a/all/ipv4_merged.txt b/all/ipv4_merged.txt
index db7e93b4..a5447b28 100644
--- a/all/ipv4_merged.txt
+++ b/all/ipv4_merged.txt
@@ -4,7 +4,6 @@
 1.178.16.0/20
 1.178.64.0/23
 1.178.72.0/21
-1.178.86.0/23
 1.178.88.0/21
 1.178.100.0/22
 1.178.174.0/24
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index ab0874b8..662b4c1b 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -26,7 +26,6 @@
 1.178.64.0/24
 1.178.65.0/24
 1.178.72.0/21
-1.178.86.0/23
 1.178.88.0/24
 1.178.89.0/24
 1.178.90.0/24
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index fdc96df0..49cf0c0f 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -4,7 +4,6 @@
 1.178.16.0/20
 1.178.64.0/23
 1.178.72.0/21
-1.178.86.0/23
 1.178.88.0/21
 1.178.100.0/22
 1.178.174.0/24