diff --git a/all/ipv4.txt b/all/ipv4.txt
index a47d3bc2..33462c21 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -5317,8 +5317,6 @@
 15.190.16.0/20
 15.190.32.0/20
 15.190.48.0/20
-15.190.80.0/20
-15.190.252.0/22
 15.193.0.0/19
 15.193.0.0/24
 15.193.1.0/24
@@ -6127,7 +6125,8 @@
 16.24.65.180/31
 16.24.65.184/30
 16.25.0.0/16
-16.26.0.0/15
+16.26.0.0/16
+16.27.0.0/16
 16.28.0.0/16
 16.29.0.0/16
 16.30.0.0/16
@@ -25808,11 +25807,15 @@
 50.116.61.0/24
 50.116.62.0/24
 50.116.63.0/24
+51.0.0.0/20
+51.0.24.0/22
+51.0.28.0/22
 51.0.80.0/21
 51.0.88.0/21
 51.0.96.0/21
 51.0.104.0/21
 51.0.112.0/21
+51.0.128.0/23
 51.4.32.0/19
 51.4.72.0/24
 51.4.80.0/27
@@ -41352,7 +41355,6 @@
 136.18.136.0/23
 136.18.138.0/23
 136.18.140.0/23
-136.18.144.0/21
 137.116.0.0/18
 137.116.1.0/25
 137.116.2.0/25
diff --git a/all/ipv4_merged.txt b/all/ipv4_merged.txt
index a5f58376..0def9617 100644
--- a/all/ipv4_merged.txt
+++ b/all/ipv4_merged.txt
@@ -384,8 +384,6 @@
 15.190.8.0/22
 15.190.16.0/20
 15.190.32.0/19
-15.190.80.0/20
-15.190.252.0/22
 15.193.0.0/19
 15.197.0.0/19
 15.197.32.0/21
@@ -1386,9 +1384,12 @@
 50.116.8.0/21
 50.116.16.0/20
 50.116.32.0/19
+51.0.0.0/20
+51.0.24.0/21
 51.0.80.0/20
 51.0.96.0/20
 51.0.112.0/21
+51.0.128.0/23
 51.4.32.0/19
 51.4.72.0/24
 51.4.80.0/27
@@ -2994,7 +2995,6 @@
 136.18.132.0/22
 136.18.136.0/22
 136.18.140.0/23
-136.18.144.0/21
 137.116.0.0/18
 137.116.64.0/19
 137.116.96.0/22
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index c5de30f6..91bce4d5 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -2120,8 +2120,6 @@
 15.190.16.0/20
 15.190.32.0/20
 15.190.48.0/20
-15.190.80.0/20
-15.190.252.0/22
 15.193.0.0/19
 15.193.0.0/24
 15.193.1.0/24
@@ -2930,7 +2928,8 @@
 16.24.65.180/31
 16.24.65.184/30
 16.25.0.0/16
-16.26.0.0/15
+16.26.0.0/16
+16.27.0.0/16
 16.28.0.0/16
 16.29.0.0/16
 16.30.0.0/16
@@ -3817,11 +3816,15 @@
 50.18.0.0/16
 50.19.0.0/16
 50.112.0.0/16
+51.0.0.0/20
+51.0.24.0/22
+51.0.28.0/22
 51.0.80.0/21
 51.0.88.0/21
 51.0.96.0/21
 51.0.104.0/21
 51.0.112.0/21
+51.0.128.0/23
 51.16.0.0/15
 51.16.103.16/28
 51.16.103.32/27
@@ -5978,7 +5981,6 @@
 136.18.136.0/23
 136.18.138.0/23
 136.18.140.0/23
-136.18.144.0/21
 140.179.0.0/16
 140.179.1.64/27
 140.179.1.96/27
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index 7422df4e..f6236072 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -228,8 +228,6 @@
 15.190.8.0/22
 15.190.16.0/20
 15.190.32.0/19
-15.190.80.0/20
-15.190.252.0/22
 15.193.0.0/19
 15.197.0.0/19
 15.197.32.0/21
@@ -511,9 +509,12 @@
 47.128.0.0/14
 50.16.0.0/14
 50.112.0.0/16
+51.0.0.0/20
+51.0.24.0/21
 51.0.80.0/20
 51.0.96.0/20
 51.0.112.0/21
+51.0.128.0/23
 51.16.0.0/15
 51.20.0.0/15
 51.24.0.0/13
@@ -1198,7 +1199,6 @@
 136.18.132.0/22
 136.18.136.0/22
 136.18.140.0/23
-136.18.144.0/21
 140.179.0.0/16
 142.4.177.0/24
 142.4.178.0/23