They Sent It

Don’t Open Unless You Love Free Stuff

Use code BLOOMFREE to save

IntrostemFriday, Apr 10, 2026 at 12:58 PM EasternActiveCampaign
IntrostemDon’t Open Unless You Love Free Stuff
Subject
Don’t Open Unless You Love Free Stuff
Preview text
Use code BLOOMFREE to save
From
noreply@introstem.com
Sent
Fri Apr 10, 2026, 12:58 PM ET
Size
53 KB
Images
11
Links
11, 1 of them buttons
Subject length
37 characters

Against Introstem's usual

Sent in the 12 PM hour, which holds 5% of its emails; 83% arrive in the 1 PM hour. The subject is 37 characters; its average is 35.

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
Introstem <[email protected]>
Reply-To
…@s5.csa2.acemsb3.com
Subject
Don’t Open Unless You Love Free Stuff
Date
Fri, 10 Apr 2026 16:58:28 +0000 (GMT)
Message-ID domain
cell-1-5fbd65bdfc-szgp4
Return-Path domain
s5.csa2.acemsb3.com
DKIM signature
d=introstem.com s=acdkim1; d=acems3.com s=acdkim1
List-Unsubscribe
Present, one-click
Mailer
ActiveCampaign Mailer
Feedback-ID sender
activecampaign

Servers it passed through, newest first

  1. from s5.csa2.acemsa5.com [52.128.40.103] by our receiving server with ESMTPS
  2. from (unnamed) by acems1.com with ESMTPS

Other sending headers (names only): X-KumoRef, X-DKIM-Options, X-Virtual-Mta, X-250ok-CID, X-Sending-Engine, X-Report-Abuse, X-lid, X-mid

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Apr 11, 2026 12:58 PMWeekend Sale = Free Products 🎉
Apr 10, 2026 12:58 PMDon’t Open Unless You Love Free Stuff (this email)
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