Update: mx lookup failure fallback

mutt-add-account.sh

@@ -76,6 +76,8 @@ echo "Searching for server settings..."
 # Try to get MX record and extract mail server
 mx_record=$(dig +short MX "$email_domain" 2>/dev/null | sort -n | head -1 | awk '{print $2}' | sed 's/\.$//')
 
+detection_failed=false
+
 if [ -n "$mx_record" ]; then
     # Got MX record, try common IMAP server patterns
     base_domain=$(echo "$mx_record" | sed 's/^smtp\.//' | sed 's/^mx[0-9]*\.//' | sed 's/^mail\.//')
@@ -98,11 +100,16 @@ if [ -n "$mx_record" ]; then
         detected_smtp="$detected_imap"
     fi
 else
-    # Fallback if MX lookup fails
+    # MX lookup failed - check if domain itself exists
+    if host "$email_domain" &>/dev/null; then
         detected_imap="mail.${email_domain}"
         detected_smtp="mail.${email_domain}"
+    else
+        detection_failed=true
+    fi
 fi
 
+if [ "$detection_failed" = false ]; then
     # Detect port by testing common ports
     detected_port="465"
     if timeout 2 bash -c "echo -n '' > /dev/tcp/$detected_smtp/587" 2>/dev/null; then
@@ -134,6 +141,16 @@ else
         read -p "Enter SMTP port (465 for SSL/TLS, 587 for STARTTLS) [465]: " smtp_port
         smtp_port=${smtp_port:-465}
     fi
+else
+    # Detection completely failed
+    echo ""
+    echo "Could not auto-detect mail server settings for $email_domain"
+    echo "Please enter settings manually:"
+    read -p "Enter IMAP server: " imap_server
+    read -p "Enter SMTP server: " smtp_server
+    read -p "Enter SMTP port (465 for SSL/TLS, 587 for STARTTLS) [465]: " smtp_port
+    smtp_port=${smtp_port:-465}
+fi
 
 # Extract username from email
 username="${email%%@*}"