Congratulations! Your account qualifies for our loyalty bonus!

Preview text: Hey you, You read our emails. You’re always there. A bit like Francesco Totti at Roma. Or…

MystershirtMonday, May 18, 2026 at 9:57 AM EasternKlaviyo
MystershirtCongratulations! Your account qualifies for our loyalty bonus!
Subject
Congratulations! Your account qualifies for our loyalty bonus!
Preview text
Hey you, You read our emails. You’re always there. A bit like Francesco Totti at Roma. Or…
From
hello@mystershirt.com
Sent
Mon May 18, 2026, 9:57 AM ET
Sent to
Poland (mystershirt.pl)
Size
9 KB
Images
1
Links
2
Subject length
62 characters

Against Mystershirt's usual

Sent in the 9 AM hour, which holds 7% of its emails; 15% arrive in the 4 AM hour. The subject is 62 characters; its average is 43.

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
Arthur from Mystershirt <[email protected]>
Subject
Congratulations! Your account qualifies for our loyalty bonus!
Date
Mon, 18 May 2026 13:57:46 +0000 (UTC)
Message-ID domain
geopod-ismtpd-29
Return-Path domain
k1.hello.mystershirt.com
DKIM signature
d=hello.mystershirt.com s=s1
List-Unsubscribe
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Servers it passed through, newest first

  1. from o1327.shared.klaviyomail.com [167.89.0.17] by our receiving server with ESMTPS
  2. by recvd-…-hwrbs with SMTP
  3. from (unnamed) by geopod-ismtpd-29 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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Sent just before and after

May 20, 2026 9:15 AMHow we decide which shirt goes in your box
May 19, 2026 11:38 PMFind out what is inside
May 19, 2026 8:19 PMCaught your attention?
May 18, 2026 9:57 AMCongratulations! Your account qualifies for our loyalty bonus! (this email)
May 17, 2026 11:38 PMGet some variation in your collection
May 17, 2026 12:39 AMCaught your attention?
May 13, 2026 7:15 AMSeppe answers your most asked questions

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