From 6acbf2f8dcd0138d740b7203c03a3b5c5a241efe Mon Sep 17 00:00:00 2001
From: Son NK <>
Date: Mon, 27 Apr 2020 23:08:34 +0200
Subject: [PATCH] do not accept email without MX record

---
 app/email_utils.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/app/email_utils.py b/app/email_utils.py
index 0ef29c44..75b54994 100644
--- a/app/email_utils.py
+++ b/app/email_utils.py
@@ -328,6 +328,11 @@ def can_be_used_as_personal_email(email: str) -> bool:
 
     # check if email MX domain is disposable
     mx_domains = get_mx_domain_list(domain)
+
+    # if no MX record, email is not valid
+    if not mx_domains:
+        return False
+
     for mx_domain in mx_domains:
         if is_disposable_domain(mx_domain):
             LOG.d("MX Domain %s %s is disposable", mx_domain, domain)