Yes, netzidiot.de can receive emails.
No, netzidiot.de 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
78.47.59.169
MX records
mx01.mail-redirect.de
88.99.82.73
mx02.mail-redirect.eu
159.69.107.183