diff --git a/all/ipv4.txt b/all/ipv4.txt
index 6f8270d0..2daa37d1 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -36,6 +36,7 @@
 3.4.9.0/24
 3.4.10.0/24
 3.4.11.0/24
+3.4.15.0/28
 3.4.16.0/21
 3.4.24.0/21
 3.4.32.0/20
diff --git a/all/ipv4_merged.txt b/all/ipv4_merged.txt
index 74edbfb0..737437e9 100644
--- a/all/ipv4_merged.txt
+++ b/all/ipv4_merged.txt
@@ -16,6 +16,7 @@
 3.4.4.0/24
 3.4.6.0/24
 3.4.8.0/22
+3.4.15.0/28
 3.4.16.0/20
 3.4.32.0/20
 3.5.0.0/19
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index f21d6d06..5e0e5b3f 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -35,6 +35,7 @@
 3.4.9.0/24
 3.4.10.0/24
 3.4.11.0/24
+3.4.15.0/28
 3.4.16.0/21
 3.4.24.0/21
 3.4.32.0/20
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index 5e38e9d5..395b0f3f 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -15,6 +15,7 @@
 3.4.4.0/24
 3.4.6.0/24
 3.4.8.0/22
+3.4.15.0/28
 3.4.16.0/20
 3.4.32.0/20
 3.5.0.0/19