cache api through workers?

ticketdesk.ai. You sent an email to ticketdek.ais in desk



customer-2@ticketdesk.ai from an email that isn't vikash.rathee@gmail.comvikash.rathee@gmail.com, that's not my email id. Just an example in array.

Unknown error: permanent error (521): 5.5.2 mail.sageee.xyz Error: bare <LF> received?mail.sageee.xyz being my mail server but i do not know why it is not working as sending mails to smth like outlook or gmail does work
could not obtain a forward upstream: Failed to connect to egress transport: no usable transport when sending mails to a specific mail providerhttps://api.cloudflare.com/client/v4
/zones/{zone_id}/purge_cachecache apiticketdesk.aiticketdek.aideskcustomer-2@ticketdesk.aivikash.rathee@gmail.comvikash.rathee@gmail.comUnknown error: permanent error (521): 5.5.2 mail.sageee.xyz Error: bare <LF> receivedmail.sageee.xyzcould not obtain a forward upstream: Failed to connect to egress transport: no usable transport