diff --git a/ip-ranges.json b/ip-ranges.json
index 4ef28cc..762a87e 100644
--- a/ip-ranges.json
+++ b/ip-ranges.json
@@ -1,6 +1,6 @@
 {
-  "syncToken": "1776989825",
-  "createDate": "2026-04-24-00-17-05",
+  "syncToken": "1777049226",
+  "createDate": "2026-04-24-16-47-06",
   "prefixes": [
     {
       "ip_prefix": "3.4.12.4/32",
@@ -23426,6 +23426,12 @@
       "service": "AMAZON",
       "network_border_group": "eu-central-1"
     },
+    {
+      "ip_prefix": "173.83.199.0/24",
+      "region": "us-east-1",
+      "service": "AMAZON",
+      "network_border_group": "us-east-1"
+    },
     {
       "ip_prefix": "3.2.59.0/24",
       "region": "eu-west-1",
@@ -47018,6 +47024,12 @@
       "service": "EC2",
       "network_border_group": "eu-south-2"
     },
+    {
+      "ip_prefix": "173.83.199.0/24",
+      "region": "us-east-1",
+      "service": "EC2",
+      "network_border_group": "us-east-1"
+    },
     {
       "ip_prefix": "16.15.176.0/20",
       "region": "us-east-1",
diff --git a/subnets.json b/subnets.json
index 20cfe29..acf09bf 100644
--- a/subnets.json
+++ b/subnets.json
@@ -3907,6 +3907,7 @@
         "104.255.57.101/32",
         "120.253.245.192/27",
         "150.222.144.37/32",
+        "173.83.199.0/24",
         "3.2.59.0/24",
         "3.4.12.54/32",
         "15.230.15.10/32",
diff --git a/subnets.lst b/subnets.lst
index fbb8d8f..aafe56f 100644
--- a/subnets.lst
+++ b/subnets.lst
@@ -3902,6 +3902,7 @@
 104.255.57.101/32
 120.253.245.192/27
 150.222.144.37/32
+173.83.199.0/24
 3.2.59.0/24
 3.4.12.54/32
 15.230.15.10/32