Yes, ohzora.ac.jp can receive emails.
No, ohzora.ac.jp 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
101.102.249.85
MX records
alt1.aspmx.l.google.com.
209.85.202.26
alt2.aspmx.l.google.com.
64.233.184.26
aspmx.l.google.com.
172.253.122.26
aspmx2.googlemail.com.
209.85.202.26
aspmx3.googlemail.com.
64.233.184.27
mail.tmhd.net.
203.129.113.251
This domain has been found on mail.tm
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