They Sent It

Welcome to the Lab

your 10% off code is inside

Regimen LabFriday, Oct 16, 2026 at 10:42 PM EasternKlaviyo
Regimen LabWelcome to the Lab
Subject
Welcome to the Lab
Preview text
your 10% off code is inside
From
hi@regimenlab.com
Sent
Fri Oct 16, 2026, 10:42 PM ET
Sent to
Europe (regimenlab.eu)
Size
62 KB
Images
9
Links
17, 4 of them buttons
Subject length
18 characters

Against Regimen Lab's usual

Sent in the 10 PM hour, which holds 18% of its emails; 27% arrive in the 10 AM hour. The subject is 18 characters; its average is 29.

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
Regimen Lab <[email protected]>
Subject
Welcome to the Lab
Date
Sat, 17 Oct 2026 02:42:28 +0000 (UTC)
Message-ID domain
geopod-ismtpd-57
Return-Path domain
send.regimenlab.com
DKIM signature
d=regimenlab.com s=s1
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. by recvd-canary-…-spg2g with SMTP
  2. from (unnamed) by geopod-ismtpd-57 with HTTP

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

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Sent just before and after

Oct 21, 2026 10:44 PMPsst ... your 10% code expires soon
Oct 19, 2026 4:30 AMPsst ... your 10% code expires soon
Oct 18, 2026 10:43 PMMeet your new Regimen
Oct 16, 2026 10:42 PMWelcome to the Lab (this email)
Oct 16, 2026 4:28 AMMeet your new Regimen
Oct 14, 2026 4:27 AMWelcome to the Lab
Sep 24, 2026 10:03 AMMeet Level 2.0

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