Merge pull request #9130 from DeadCodeGames/main

Update deadcode.is-a.dev - Added ImprovMX records

domains/mail.deadcode.json

@@ -0,0 +1,10 @@
+{
+    "owner": {
+        "username": "RichardKanshen",
+        "email": "richard@kanshen.click"
+    },
+    "record": {
+        "MX": ["mx1.improvmx.com", "mx2.improvmx.com"],
+        "TXT": "v=spf1 include:spf.improvmx.com ~all"
+    }
+}