diff --git a/all/ipv4.txt b/all/ipv4.txt
index 756fd08e..239a9339 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -41440,6 +41440,7 @@
 100.20.0.0/14
 100.24.0.0/13
 100.27.238.0/23
+100.28.206.0/24
 102.37.0.0/16
 102.37.0.0/20
 102.37.16.0/21
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index 16d8afb8..5650c43f 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -6985,6 +6985,7 @@
 100.20.0.0/14
 100.24.0.0/13
 100.27.238.0/23
+100.28.206.0/24
 103.4.8.0/21
 103.8.172.0/22
 103.246.148.0/23