diff --git a/ip-ranges.json b/ip-ranges.json
index 50cb03e..58aa115 100644
--- a/ip-ranges.json
+++ b/ip-ranges.json
@@ -1,6 +1,6 @@
 {
-  "syncToken": "1774058284",
-  "createDate": "2026-03-21-01-58-04",
+  "syncToken": "1774291686",
+  "createDate": "2026-03-23-18-48-06",
   "prefixes": [
     {
       "ip_prefix": "3.4.12.4/32",
@@ -19988,6 +19988,12 @@
       "service": "AMAZON",
       "network_border_group": "ap-southeast-3"
     },
+    {
+      "ip_prefix": "104.255.57.178/32",
+      "region": "us-west-2",
+      "service": "AMAZON",
+      "network_border_group": "us-west-2"
+    },
     {
       "ip_prefix": "150.222.143.0/24",
       "region": "us-east-1",
diff --git a/subnets.json b/subnets.json
index d719195..31ac286 100644
--- a/subnets.json
+++ b/subnets.json
@@ -3334,6 +3334,7 @@
         "69.107.7.48/29",
         "99.77.190.0/24",
         "99.78.228.0/22",
+        "104.255.57.178/32",
         "150.222.143.0/24",
         "150.222.234.28/31",
         "151.148.16.0/31",
diff --git a/subnets.lst b/subnets.lst
index 76d9801..cdd7205 100644
--- a/subnets.lst
+++ b/subnets.lst
@@ -3329,6 +3329,7 @@
 69.107.7.48/29
 99.77.190.0/24
 99.78.228.0/22
+104.255.57.178/32
 150.222.143.0/24
 150.222.234.28/31
 151.148.16.0/31