diff --git a/all/ipv4.txt b/all/ipv4.txt
index be765c5d..e92d6af3 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -6201,9 +6201,7 @@
 15.230.173.0/24
 15.230.174.0/24
 15.230.176.0/24
-15.230.177.0/31
-15.230.177.2/31
-15.230.177.4/32
+15.230.177.0/24
 15.230.178.0/24
 15.230.179.0/29
 15.230.179.8/29
diff --git a/all/ipv4_merged.txt b/all/ipv4_merged.txt
index 9d49bb99..409123a3 100644
--- a/all/ipv4_merged.txt
+++ b/all/ipv4_merged.txt
@@ -317,9 +317,7 @@
 15.230.170.0/23
 15.230.173.0/24
 15.230.174.0/24
-15.230.176.0/24
-15.230.177.0/30
-15.230.177.4/32
+15.230.176.0/23
 15.230.178.0/24
 15.230.179.0/28
 15.230.179.16/29
diff --git a/amazon/ipv4.txt b/amazon/ipv4.txt
index dfc2d83d..b886bd1f 100644
--- a/amazon/ipv4.txt
+++ b/amazon/ipv4.txt
@@ -1966,9 +1966,7 @@
 15.230.173.0/24
 15.230.174.0/24
 15.230.176.0/24
-15.230.177.0/31
-15.230.177.2/31
-15.230.177.4/32
+15.230.177.0/24
 15.230.178.0/24
 15.230.179.0/29
 15.230.179.8/29
diff --git a/amazon/ipv4_merged.txt b/amazon/ipv4_merged.txt
index 8d1e96cb..c796391a 100644
--- a/amazon/ipv4_merged.txt
+++ b/amazon/ipv4_merged.txt
@@ -281,9 +281,7 @@
 15.230.170.0/23
 15.230.173.0/24
 15.230.174.0/24
-15.230.176.0/24
-15.230.177.0/30
-15.230.177.4/32
+15.230.176.0/23
 15.230.178.0/24
 15.230.179.0/28
 15.230.179.16/29