i hope this fine

trying to add improvmx as fallback

domains/juststudio.json

@@ -16,10 +16,12 @@
     "MX": [
       "mx.zoho.eu", 
       "mx2.zoho.eu", 
-      "mx3.zoho.eu"
+      "mx3.zoho.eu",
+      "mx1.improvmx.com",
+      "mx2.improvmx.com"
     ],
     "TXT": [
-      "v=spf1 include:zohomail.eu ~all",
+      "v=spf1 include:zohomail.eu include:spf.improvmx.com ~all",
       "google-site-verification=qUvCromdvfxnS6LXzcxcha5rEsHUzBxl9nZH6sT3Dk4",
       "yandex-verification: aac5928d8d57ade9",
       "yandex-verification: 75d6e8d99eae89d4"