diff --git a/domains/securesandbox.json b/domains/securesandbox.json
index 66f63d1660..d98558e651 100644
--- a/domains/securesandbox.json
+++ b/domains/securesandbox.json
@@ -2,7 +2,30 @@
   "description": "Dominio para pruebas de cyberseguridad con dominio is-a.dev",
   "owner": {
     "username": "CrowleyCrowd",
-    "email": "ealba.cuentas@outlook.com",
+    "email": "ealba.platforms@outlook.com",
     "discord": "crowleycrowd"
+  },
+  "record": {
+    "MX": [
+      {
+        "host/name": "send",
+        "target": "feedback-smtp.us-east-1.amazonses.com",
+        "priority": 10
+      } 
+    ],
+    "TXT": [
+      {
+        "host/name": "send",
+        "target": "v=spf1 include:amazonses.com ~all"
+      },
+      {
+        "host/name": "resend._domainkey",
+        "target": "p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCqstJSWbINtFx1fSomoSdFnVgLNt9dQgSrwrBQKyWqVd/FCUJxSKftjXAUthTCddxGwggtlrm3nbj8/fwNUpTDJ0znmG3JnuSmZ3Ac/HBrnySZjyQw152/A9eW+wMYMsk4DjACYfkGubdIx12i5LS4YFeBbYjtAVHkf4Oy7Xj2EQIDAQAB"
+      },
+      {
+        "host/name": "_dmarc",
+        "target": "v=DMARC1; p=none;"
+      }
+    ]
   }
 }