notif+O75iKgQunVA2RHKRzPP3SNMpaiGVlQMjoYw30dhIUKwTlqj4oeT9iNzaAi6tNqi4vGY1EXEOG0aOc4BDke9i0RDZCLZGgHtR868Eisvj@bounce.linkedin.com
not detected as spam....
I don't know why the Astaro would classify it as spam, but if what I quoted above is the originating e-mail address, then linkedin.com are violating RFC 2821 which says that the local part (ie the part before "@") of an e-mail address should not exceed 64 characters:
