diff --git a/domains/esb.json b/domains/esb.json
index 65b3ffed9..fce1e043e 100644
--- a/domains/esb.json
+++ b/domains/esb.json
@@ -7,12 +7,8 @@
         "A": [
             "89.106.200.1"
         ],
-        "MX": [
-            "mx1.improvmx.com",
-            "mx2.improvmx.com"
-        ],
         "TXT": [
-            "v=spf1 include:spf.improvmx.com ~all"
+            "zoho-verification=zb54408053.zmverify.zoho.in"
         ]
     }
 }