Yes, startfu.com can receive emails.
No, startfu.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
167.99.4.63
MX records
alt1.aspmx.l.google.com
64.233.186.27
alt2.aspmx.l.google.com
74.125.193.27
alt3.aspmx.l.google.com
66.102.1.26
alt4.aspmx.l.google.com
173.194.79.26
aspmx.l.google.com
173.194.208.26