diff --git a/all/ipv4.txt b/all/ipv4.txt
index f0e78ea1..62ff708a 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
-1.178.86.0/24
 1.178.88.0/24
 1.178.89.0/24
 1.178.90.0/24
@@ -38671,6 +38670,8 @@
 51.168.144.0/24
 51.168.145.0/24
 51.168.146.0/24
+51.168.170.0/23
+51.168.172.0/23
 51.170.32.0/19
 51.170.80.0/20
 51.170.128.0/20
diff --git a/all/ipv4_merged.txt b/all/ipv4_merged.txt
index 8f854f24..006c3b1f 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
-1.178.86.0/24
 1.178.88.0/21
 1.178.100.0/22
 1.178.172.0/23
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index 7e6f402b..7acd530a 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
-1.178.86.0/24
 1.178.88.0/24
 1.178.89.0/24
 1.178.90.0/24
@@ -4183,6 +4182,8 @@
 51.168.144.0/24
 51.168.145.0/24
 51.168.146.0/24
+51.168.170.0/23
+51.168.172.0/23
 51.172.0.0/15
 51.200.0.0/15
 51.202.0.0/15
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index 076756b4..c8fdd851 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
-1.178.86.0/24
 1.178.88.0/21
 1.178.100.0/22
 1.178.172.0/23