diff --git a/all/ipv4.txt b/all/ipv4.txt
index 2b04fb48..b4d99ecd 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -4194,6 +4194,10 @@
 15.230.248.0/24
 15.230.249.0/24
 15.230.250.0/24
+15.230.251.0/31
+15.230.251.2/31
+15.230.251.4/31
+15.230.251.6/32
 15.230.28.0/24
 15.230.29.0/24
 15.230.30.0/24
diff --git a/all/ipv4_merged.txt b/all/ipv4_merged.txt
index 62282c1a..77ddf5b9 100644
--- a/all/ipv4_merged.txt
+++ b/all/ipv4_merged.txt
@@ -386,6 +386,9 @@
 15.230.240.0/21
 15.230.248.0/23
 15.230.250.0/24
+15.230.251.0/30
+15.230.251.4/31
+15.230.251.6/32
 15.230.32.0/24
 15.230.35.0/24
 15.230.36.0/22
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index 824f67d8..45b4ca3c 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -1867,6 +1867,10 @@
 15.230.248.0/24
 15.230.249.0/24
 15.230.250.0/24
+15.230.251.0/31
+15.230.251.2/31
+15.230.251.4/31
+15.230.251.6/32
 15.230.28.0/24
 15.230.29.0/24
 15.230.30.0/24
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index 91c9acb7..89889740 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -288,6 +288,9 @@
 15.230.240.0/21
 15.230.248.0/23
 15.230.250.0/24
+15.230.251.0/30
+15.230.251.4/31
+15.230.251.6/32
 15.230.32.0/24
 15.230.35.0/24
 15.230.36.0/22