diff --git a/all/ipv4.txt b/all/ipv4.txt
index 4d7cd043..77cb920f 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -33621,8 +33621,6 @@
 52.43.76.88/29
 52.44.0.0/15
 52.46.0.0/18
-52.46.16.0/20
-52.46.32.0/19
 52.46.64.0/20
 52.46.80.0/21
 52.46.88.0/22
diff --git a/all/ipv6.txt b/all/ipv6.txt
index c0fa8267..1990b588 100644
--- a/all/ipv6.txt
+++ b/all/ipv6.txt
@@ -264976,7 +264976,6 @@
 2631:1:4f40::/48
 2631:1:4f80::/48
 2631:1:4fc0::/48
-2631:1:4fc1::/48
 2631:1:4fef::/48
 2631:1:4ff0::/48
 2631:1:4ff2::/48
diff --git a/all/ipv6_merged.txt b/all/ipv6_merged.txt
index d61ed0da..78af20ed 100644
--- a/all/ipv6_merged.txt
+++ b/all/ipv6_merged.txt
@@ -11991,7 +11991,7 @@
 2631:1:4f00::/48
 2631:1:4f40::/48
 2631:1:4f80::/48
-2631:1:4fc0::/47
+2631:1:4fc0::/48
 2631:1:4fef::/48
 2631:1:4ff0::/48
 2631:1:4ff2::/48
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index bafa431b..21596b1d 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -3789,8 +3789,6 @@
 52.43.76.88/29
 52.44.0.0/15
 52.46.0.0/18
-52.46.16.0/20
-52.46.32.0/19
 52.46.64.0/20
 52.46.80.0/21
 52.46.88.0/22
diff --git a/amazon/ipv6.txt b/amazon/ipv6.txt
index e27d8731..447643da 100644
--- a/amazon/ipv6.txt
+++ b/amazon/ipv6.txt
@@ -2227,7 +2227,6 @@
 2631:1:4f40::/48
 2631:1:4f80::/48
 2631:1:4fc0::/48
-2631:1:4fc1::/48
 2631:1:4fef::/48
 2631:1:4ff0::/48
 2631:1:4ff2::/48
diff --git a/amazon/ipv6_merged.txt b/amazon/ipv6_merged.txt
index fa00b598..96e564f3 100644
--- a/amazon/ipv6_merged.txt
+++ b/amazon/ipv6_merged.txt
@@ -1586,7 +1586,7 @@
 2631:1:4f00::/48
 2631:1:4f40::/48
 2631:1:4f80::/48
-2631:1:4fc0::/47
+2631:1:4fc0::/48
 2631:1:4fef::/48
 2631:1:4ff0::/48
 2631:1:4ff2::/48