diff --git a/domains/amananalytics.json b/domains/amananalytics.json
new file mode 100644
index 0000000000..4ffde4ae28
--- /dev/null
+++ b/domains/amananalytics.json
@@ -0,0 +1,11 @@
+{
+  "description": "Abdulrahman Sanni - Statistics & Data Analysis Portfolio",
+  "repo": "https://github.com/amananalytics/amananalytics.github.io",
+  "owner": {
+    "username": "amananalytics",
+    "email": "amananalyticss@gmail.com"
+  },
+  "records": {
+    "CNAME": "amananalytics.github.io"
+  }
+}
diff --git a/domains/ducna.json b/domains/ducna.json
new file mode 100644
index 0000000000..1a88300fdd
--- /dev/null
+++ b/domains/ducna.json
@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "NguyenAnhDuc",
+    "email": "ducna01120@gmail.com"
+  },
+  "records": {
+    "CNAME": "nguyenanhduc.github.io"
+  }
+}
diff --git a/domains/irfanuddin.json b/domains/irfanuddin.json
new file mode 100644
index 0000000000..437401fb95
--- /dev/null
+++ b/domains/irfanuddin.json
@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "IRFAN2772",
+    "email": "irfan2772uddin@gmail.com"
+  },
+  "records": {
+    "CNAME": "cname.vercel-dns.com"
+  }
+}
diff --git a/domains/nimit.json b/domains/nimit.json
index 339c2d5a0f..45ed2e1f99 100644
--- a/domains/nimit.json
+++ b/domains/nimit.json
@@ -8,6 +8,7 @@
     "MX": [
       { "target": "mx1.improvmx.com", "priority": 10 },
       { "target": "mx2.improvmx.com", "priority": 20 }
-    ]
+    ],
+    "TXT": ["v=spf1 include:spf.improvmx.com ~all"]
   }
 }