Yes, xn--mllemail-65a.com can receive emails.
No, xn--mllemail-65a.com is a throwaway domain and should be blocked.
You can use MailCheck's free API to automatically block throwaway emails. Read our documentation to get started. No registration required.
A record
104.28.0.4
MX record
loti3.papierkorb.me
94.16.112.195