Yes, webkiff.info can receive emails.
No, webkiff.info 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
104.18.47.147
MX records
mail.mailinator.com
23.239.11.30
mail.mailinator.com
23.239.11.30