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The Last Howl of the Vulcan

XH558: The Bomber That Wouldn’t Be Forgotten

Heel TreadTuesday, Oct 27, 2026 at 5:45 AM EasternKlaviyo
Heel TreadThe Last Howl of the Vulcan
Subject
The Last Howl of the Vulcan
Preview text
XH558: The Bomber That Wouldn’t Be Forgotten
From
info@heeltread.com
Sent
Tue Oct 27, 2026, 5:45 AM ET
Size
51 KB
Images
20
Links
19, 1 of them buttons
Subject length
27 characters

Against Heel Tread's usual

Sent in its busiest hour, 5 AM, which holds 15% of its emails. The subject is 27 characters, the same as its average.

Email headers

What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.

From
Heel Tread <[email protected]>
Subject
The Last Howl of the Vulcan
Date
Tue, 27 Oct 2026 09:45:08 +0000 (UTC)
Message-ID domain
geopod-ismtpd-81
Return-Path domain
send.heeltread.com
DKIM signature
d=heeltread.com s=kl2
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. by recvd-canary-…-gkpv2 with SMTP
  2. from (unnamed) by geopod-ismtpd-81 with HTTP

Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID

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Nov 4, 2026 7:30 AMOur marketing guy forgot something
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Oct 30, 2026 9:16 AMThe Spitfire You Don't Know
Oct 27, 2026 5:45 AMThe Last Howl of the Vulcan (this email)
Oct 23, 2026 9:51 AMEighth time world champions 🏆
Oct 23, 2026 1:16 AMIs everything all right?
Oct 21, 2026 1:15 AMIt’s almost ending…

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