The X- type headers are deprecated... https://tools.ietf.org/html/rfc6648
Met vriendelijke groet, David Hofstee Deliverability Management MailPlus B.V. Netherlands (ESP) ----- Oorspronkelijk bericht ----- Van: "John Levine" <jo...@taugh.com> Aan: mailop@mailop.org Cc: st...@blighty.com Verzonden: Woensdag 7 december 2016 04:40:30 Onderwerp: Re: [mailop] Storing 821 envelope recipients in an 822.Header? In article <5ef35d60-7f27-4b35-b2e8-53a20aa61...@blighty.com> you write: >I know there's no standard header for storing the envelope recipients for a >message (for good reason, especially >when it comes to Bccs) but there are times when it's useful. > >Does anyone know of a system that does that? I'm stashing them in "X-Rcpt-To" >at the moment, for lack of anything >better, but if there's even a marginal ad-hoc standard for it I'd like to be >consistent. Oh, and some MTAs put them in Delivered-To: lines at the top of the message, after the Return-Path:. R's, John _______________________________________________ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop _______________________________________________ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop