Yes, 55hosting.net can receive emails.
No, 55hosting.net 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
107.161.23.204
MX records
mx4.m2bp.com
206.53.239.74
mx4.mb1p.com
206.53.239.74