I'm just reading the original source, where it says it in the header: Delivered-To: kylevowen@gmail.com Received: by 10.112.25.40 with SMTP id z8csp91550lbf; Wed, 4 Nov 2015 16:17:37 -0800 (PST) X-Received: by 10.140.202.212 with SMTP id x203mr4606697qha.99.1446682657233; Wed, 04 Nov 2015 16:17:37 -0800 (PST) Return-Path: <vcf-midatlantic-bounces@lists.vintagecomputerfederation.org> Received: from www.mailmanlists.us ([2604:3400:dc1:43:216:3eff:fe36:d305]) by mx.google.com with ESMTP id v129si2644061qka.16.2015.11.04.16.17.36; Wed, 04 Nov 2015 16:17:37 -0800 (PST) Received-SPF: softfail (google.com: domain of transitioning vcf-midatlantic-bounces@lists.vintagecomputerfederation.org does not designate 2604:3400:dc1:43:216:3eff:fe36:d305 as permitted sender) client-ip=2604:3400:dc1:43:216:3eff:fe36:d305; Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning vcf-midatlantic-bounces@lists.vintagecomputerfederation.org does not designate 2604:3400:dc1:43:216:3eff:fe36:d305 as permitted sender) smtp.mailfrom=vcf-midatlantic-bounces@lists.vintagecomputerfederation.org; dkim=neutral (body hash did not verify) header.i=@gmail.com Received: from [173.246.104.112] (localhost [IPv6:::1]) by www.mailmanlists.us (Postfix) with ESMTP id F07542E5ED; Thu, 5 Nov 2015 01:17:35 +0100 (CET) Authentication-Results: www.mailmanlists.us; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b=xQDQZmbf; dkim-atps=neutral X-Original-To: vcf-midatlantic@lists.vintagecomputerfederation.org [snip]