diff --git a/domains/autodiscover.william.json b/domains/autodiscover.william.json
new file mode 100644
index 0000000000..864c074868
--- /dev/null
+++ b/domains/autodiscover.william.json
@@ -0,0 +1,10 @@
+{
+  "owner": {
+    "username": "WilliamDavidHarrison",
+    "email": "william@williamharrison.dev"
+  },
+
+  "record": {
+    "CNAME": "autodiscover.outlook.com"
+  }
+}
diff --git a/domains/william.json b/domains/william.json
index 15feeb3cea..adecf56ed1 100644
--- a/domains/william.json
+++ b/domains/william.json
@@ -7,6 +7,8 @@
   "record": {
     "A": ["149.28.74.255"],
 
-    "TXT": "MS=ms59843977"
+    "MX": ["william-isa-dev02e.mail.protection.outlook.com"],
+
+    "TXT": "v=spf1 include:spf.protection.outlook.com -all"
   }
 }