Could you help me, they are blocking us by blacklists
Reporting-MTA: dns; mx.zohomail.com
Arrival-Date: Thu, 25 Nov 2021 13:02:50 -0600
Status: 550
Action: failed
Last-Attempt-Date: 25 Nov 2021 19:03:34 GMT
Diagnostic-Code: "JunkMail rejected - sender4-op-o12.zoho.com [136.143.188.12]:17291 is in