while we're on the subject of mailing lists...

Michael Thomas <mike@mtcc.com> Tue, 05 January 2021 17:26 UTC

Return-Path: <mike@fresheez.com>
X-Original-To: ietf@ietfa.amsl.com
Delivered-To: ietf@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 272273A1039 for <ietf@ietfa.amsl.com>; Tue, 5 Jan 2021 09:26:15 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.751
X-Spam-Level:
X-Spam-Status: No, score=-1.751 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.248, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=no autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=mtcc.com
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id DA_1-PqlLprg for <ietf@ietfa.amsl.com>; Tue, 5 Jan 2021 09:26:13 -0800 (PST)
Received: from mail-pg1-x531.google.com (mail-pg1-x531.google.com [IPv6:2607:f8b0:4864:20::531]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id E023C3A0FB8 for <ietf@ietf.org>; Tue, 5 Jan 2021 09:26:13 -0800 (PST)
Received: by mail-pg1-x531.google.com with SMTP id 30so291516pgr.6 for <ietf@ietf.org>; Tue, 05 Jan 2021 09:26:13 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mtcc.com; s=fluffulence; h=to:from:subject:message-id:date:user-agent:mime-version :content-transfer-encoding:content-language; bh=imssqtVaEAXXXv559tB/gu4Iug5am/5bGuTnAomXWIU=; b=R+3u43Y+HQ/fokZQOXamqMsf6Zxy17RzMgEQ1mH0ciD4ZtrRoLfhDkwi8+usmSDme3 MYpN+qF+XF4JB1RIkB9bn/2AtB61axeYpnEVOOJtMcpmrBpqzFfsSLqtJXA/J85BqHOK R3BIgl8kJ7f57x8fMsDEcwFS9clklIfveXgXFRfEOf39ZmHJNYocWzvArmWa8RCQka+m oKN/IIDvHYMJDq8vncYKaF4PdAoflF/4z5KUHFBIxzj/pF2/W3bbCstFvrjHjyBmGWrq GFiCuKxcGmiRwJkVoiqvNZE4FAKWuPxI742lAAx0ioYZcZ9ru+aOUGFHagq118SxOVTq hxTg==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:to:from:subject:message-id:date:user-agent :mime-version:content-transfer-encoding:content-language; bh=imssqtVaEAXXXv559tB/gu4Iug5am/5bGuTnAomXWIU=; b=Sty1UdM1ir+bTSncf+2opFzUcAbna798iAxFVElldvHFy9vaxBD7ezYeZGZSLPCaG3 RUY/Kih89z1ot7Mbz+Ad9Qf+mKp7lm2H5Z9HyWXOMSKEWtS+svrm6ObL3/TDKYRwAFvO 517nd5HHcLamjVAh2/Tymj75UgszItDdyABAFFIoJI7SHUhFelAc6eIkqASouUJlAsNO nDSQzDEZ5Oq2JTwy2cFyfOIn+XdRpYa4/jMZUyDCPFgmdI8sfdfQQWDL+c0YDaNz1XOb 6yHWbRloRx5DHGDYaTblXCKbyJjY4pF/YCGg9HdFhU12USVECrcq6unqJay1jSKgYOk0 1EJA==
X-Gm-Message-State: AOAM531e72W4w0XE76Tl7WykpbiYzExyWyT8beyXwnpTMUaQxC9WfG2+ rHaRirgz7U6KAqhKZjkl9+k8KtkL99cHPA==
X-Google-Smtp-Source: ABdhPJyngXGjV/ScgJ9zo/DNavP5rv8yyePHavXPwzfE3ay6JHk8nxZEBs5uTgpD5lHS8y2dQquDNQ==
X-Received: by 2002:a63:505d:: with SMTP id q29mr351686pgl.241.1609867573071; Tue, 05 Jan 2021 09:26:13 -0800 (PST)
Received: from mike-mac.lan (107-182-39-88.volcanocom.com. [107.182.39.88]) by smtp.gmail.com with ESMTPSA id t25sm379593pgv.30.2021.01.05.09.26.12 for <ietf@ietf.org> (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 05 Jan 2021 09:26:12 -0800 (PST)
To: IETF Discussion Mailing List <ietf@ietf.org>
From: Michael Thomas <mike@mtcc.com>
Subject: while we're on the subject of mailing lists...
Message-ID: <f0a9efa8-0784-322b-b138-04250cd49418@mtcc.com>
Date: Tue, 05 Jan 2021 09:26:10 -0800
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.6.0
MIME-Version: 1.0
Content-Type: text/plain; charset="utf-8"; format="flowed"
Content-Transfer-Encoding: 7bit
Content-Language: en-US
Archived-At: <https://mailarchive.ietf.org/arch/msg/ietf/upwdaM_UwB4Dire8ieulMh199-w>
X-BeenThere: ietf@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: IETF-Discussion <ietf.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/ietf>, <mailto:ietf-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/ietf/>
List-Post: <mailto:ietf@ietf.org>
List-Help: <mailto:ietf-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/ietf>, <mailto:ietf-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 05 Jan 2021 17:26:15 -0000

I wrote this about my journey back into DKIM land after finding an ARC 
header in my email and wondering what it was.

https://rip-van-webble.blogspot.com/2020/12/are-mailing-lists-toast.html

Mike