Yes, nanonym.ch can receive emails.
No, nanonym.ch 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
45.58.143.12
MX records
igw5002.site4now.net
208.118.63.21
mail.mailinator.com
23.239.11.30