Yes, manybrain.com can receive emails.
No, manybrain.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
97.107.138.37
MX records
ALT1.ASPMX.L.GOOGLE.com
64.233.186.26
ALT2.ASPMX.L.GOOGLE.com
74.125.193.26
ALT3.ASPMX.L.GOOGLE.com
66.102.1.27
ALT4.ASPMX.L.GOOGLE.com
173.194.79.26
ASPMX.L.GOOGLE.com
209.85.232.27