Add Vercel DNS SOA Detection

src/technologies/v.json

@@ -286,6 +286,9 @@
       62
     ],
     "description": "Vercel is a cloud platform for static frontends and serverless functions.",
+    "dns": {
+      "SOA": "vercel-dns\\.com"
+    },
     "headers": {
       "server": "^now|Vercel$",
       "x-now-trace": "",
@@ -1118,4 +1121,4 @@
     "requires": "Vue.js",
     "website": "https://vxetable.cn"
   }
-}
+}