They Sent It

The shortest night of the year deserves the deepest rest.

Your bedroom should be the perfect place to retreat to.

Luff SleepSunday, Jun 21, 2026 at 5:00 AM EasternKlaviyo
Luff SleepThe shortest night of the year deserves the deepest rest.
Subject
The shortest night of the year deserves the deepest rest.
Preview text
Your bedroom should be the perfect place to retreat to.
From
hello@luffsleep.co.uk
Sent
Sun Jun 21, 2026, 5:00 AM ET
Sent to
luffhealth.com
Size
53 KB
Images
8
Links
10, 5 of them buttons
Subject length
57 characters

Against Luff Sleep's usual

Sent in the 5 AM hour, which holds 12% of its emails; 13% arrive in the 12 AM hour. The subject is 57 characters; its average is 35.

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

From
Luff Sleep <[email protected]>
Subject
The shortest night of the year deserves the deepest rest.
Date
Sun, 21 Jun 2026 09:00:26 +0000
Message-ID domain
klaviyomail.com
Return-Path domain
k3.send.luffsleep.co.uk
DKIM signature
d=shared.klaviyomail.com s=def1; d=send.luffsleep.co.uk s=mtd1
List-Unsubscribe
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Servers it passed through, newest first

  1. from kl-203-20-9.kmta.shared.klaviyomail.com [170.203.20.9] by our receiving server with ESMTPS
  2. from (unnamed) by kmta-mta-blue-….servers.clovesoftware.com with SMTP

Other sending headers (names only): X-Mailer-Info-Extra2, X-Mailer-Info, X-Mailer-Info-Extra, X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse

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Jun 21, 2026 5:00 AMThe shortest night of the year deserves the deepest rest. (this email)
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