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Re: Received headers (was Re: Bluenose email)

<html><body><div>I just did a test message from my Protonmail account using the Android app. The only IP address I see in the header is that of the Proton mail server in Switzerland... <br><br>See full Headers below... <br><br>**Full Headers** <br><br>Return-Path: &lt;david [ at ] dpbaril [ dot ] ca&gt; <br><br>Authentication-Results: gmx.net; dkim=pass header.i=@dpbaril.ca header.s=protonmail3; spf=pass smtp.mailfrom=david [ at ] dpbaril [ dot ] ca; dmarc=pass header.from=dpbaril.ca policy.dmarc=quarantine; iprev=pass policy.iprev=109.224.244.20 <br><br>Received: from mail-24420.protonmail.ch ([109.224.244.20]) by mx-ha.gmx.net (mxgmx008 [212.227.15.150]) with ESMTPS (Nemesis) id 1MxHUA-1wpYnf42GG-017Cbe for &lt;DavidPBaril [ at ] gmx [ dot ] ca&gt;; Wed, 23 Sep 2026 01:39:28 +0200 <br><br>DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dpbaril.ca; s=protonmail3; t=1790120367; x=1790379567; bh=kcwy+lP+o5UL2fxjwrOGINVmctri6I6TnO/Udq8F3Bs=; h=Date:To:From:Subject:Message-ID:Feedback-ID:From:To:Cc:Date: Subject:Reply-To:Feedback-ID:Message-ID:BIMI-Selector; b=qux0hr6JsiDteciNuXaAxWsk46pxGw7N04d5v3kRnCUqLs3pSNzRyhxESYBFWcmik ecYlVONRMcHjlzHyrVNTiq1DpD3KazaZLjxkN41iSKiEjhSGFZuZKKAMFwhU4beXxb w+G5TQMOe4PbG1pYgTw/clYR/Y3CTVKapHBeTlNAeYaoee6c/MGOgS5YR0gDQBdXtD URR+r1qmrc7WhKR9yVaW7oNzCelr/LH1Vs7sykbYo3FPDyyNzPv+saXtRUHeCZN2wK v1ZsFAu5mX/wV5/pRmN1ZdEgRbJAexR/pHUgNoEqOr2RIqiFYiXzcDzi3gMYkxl1Le dVhHdsEfnTg2A== <br><br>Date: Tue, 22 Sep 2026 23:39:22 +0000 <br><br>To: DavidPBaril [ at ] gmx [ dot ] ca <br><br>From: David P Baril &lt;david [ at ] dpbaril [ dot ] ca&gt; <br><br>Subject: Test headers <br><br>Message-ID: &lt;FWhr9co7wpE_35l_LB9Uuzq3LchKLZfMrHad0-hu5pki_0yvvIaIGMM9crRolWDd7FfvA5oPIeJzoSc11ftNWk93noh5ssf6964vofL9FEM=@dpbaril.ca&gt; <br><br>Feedback-ID: 152568988:user:proton <br><br>X-Pm-Message-ID: 4ac464566da878e507c9e202e50dc615af5e82d9 <br><br>MIME-Version: 1.0 <br><br>Content-Type: multipart/signed; protocol="application/pgp-signature"; micalg=pgp-sha512; boundary="------b0da7871c1052f06ad85460082e4c8c16f7ddd4780a4c936efc19508aa5ef5c8"; charset=utf-8 <br><br>Envelope-To: &lt;DavidPBaril [ at ] gmx [ dot ] ca&gt; <br><br>X-Spam-Flag: NO <br><br></div>
<div>via Thunderbird on S22 Ultra</div>
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<div>On September 22, 2026 6:20:34 p.m. EDT, Dianne Skoll via linux &lt;linux [ at ] linux-ottawa [ dot ] org&gt; wrote:</div>
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<div>On Tue, 22 Sep 2026 14:26:22 -0700<br>Ron via linux &lt;linux [ at ] linux-ottawa [ dot ] org&gt; wrote:<br><br></div>
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<div>As you say, it should, but I think when using web mail (and/or the app?) <br>it does not do that.</div>
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<div><br>Right, because those are not travelling over SMTP, so RFC 5321 does not apply.<br><br>All of my IP addresses are visible. My mail goes from 192.168.83.21<br>to 192.168.84.18 to 192.168.84.1 to 170.75.164.151 and thence to the<br>Internet. The first three addresses are non-routable and the final<br>one is listed in my SPF record anyway, so I don't really see what harm<br>there is in adding the Received: headers.<br><br>Regards,<br><br>Dianne.<br><br>To unsubscribe send a blank message to linux+unsubscribe [ at ] linux-ottawa [ dot ] org<br>To get help send a blank message to linux+help [ at ] linux-ottawa [ dot ] org<br>To visit the archives: <a href="https://lists.linux-ottawa.org"; target="_blank" rel="noopener noreferrer" data-href="https://lists.linux-ottawa.org";>https://lists.linux-ottawa.org</a><br><br></div>
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