Update prapan.json

domains/prapan.json

@@ -11,9 +11,9 @@
       "185.199.111.153"
     ],
     "MX": [
-      "10 mx.zoho.com",
-      "20 mx2.zoho.com",
-      "50 mx3.zoho.com"
+      { "target": "mx.zoho.com", "priority": 10 },
+      { "target": "mx2.zoho.com", "priority": 20 },
+      { "target": "mx3.zoho.com", "priority": 50 }
     ],
     "TXT": [
       "zoho-verification=zb92215962.zmverify.zoho.com",
@@ -21,4 +21,3 @@
     ]
   }
 }
-