Yes, mailinblack.com can receive emails.
No, mailinblack.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
54.36.91.62
MX records
mib.mailinblack.com
185.7.73.95
mx01b.mailinblack.com
78.153.245.93