Yes, jpco.org can receive emails.
No, jpco.org 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
85.148.110.185
MX records
mx0.ik2.com
64.38.239.82
mx1.ik2.com
64.38.239.83
mx2.ik2.com
208.77.151.115
mx3.ik2.com
64.38.239.82