Integração Pangolin Proxy

app/Services/ASNService.php

@@ -82,4 +82,30 @@ class ASNService
 
         return false;
     }
+
+    public static function getPrefixes($asn)
+    {
+        $asn = ltrim(strtoupper($asn), 'AS');
+        $url = "https://stat.ripe.net/data/announced-prefixes/data.json?resource=AS" . $asn;
+
+        $context = stream_context_create(['http' => ['timeout' => 5]]);
+        $response = @file_get_contents($url, false, $context);
+
+        if ($response === FALSE) {
+            return [];
+        }
+
+        $data = json_decode($response, true);
+        $prefixes = [];
+
+        if (isset($data['status']) && $data['status'] === 'ok' && isset($data['data']['prefixes'])) {
+            foreach ($data['data']['prefixes'] as $item) {
+                if (isset($item['prefix'])) {
+                    $prefixes[] = $item['prefix'];
+                }
+            }
+        }
+
+        return array_unique($prefixes);
+    }
 }