They Sent It

When did you last change your filter?

It might be quietly working against you.

A-1 VacuumThursday, Apr 16, 2026 at 3:02 PM EasternKlaviyo
A-1 VacuumWhen did you last change your filter?
Subject
When did you last change your filter?
Preview text
It might be quietly working against you.
From
hello@a1vacuumlex.com
Sent
Thu Apr 16, 2026, 3:02 PM ET
Size
87 KB
Images
12
Links
24, 5 of them buttons
Subject length
37 characters

Against A-1 Vacuum's usual

Sent in the 3 PM hour, which holds 5% of its emails; 22% arrive in the 10 AM 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
A-1 Vacuum <[email protected]>
Subject
When did you last change your filter?
Date
Thu, 16 Apr 2026 19:02:07 +0000
Message-ID domain
klaviyomail.com
Return-Path domain
send.a1vacuumlex.com
DKIM signature
d=shared.klaviyomail.com s=def1; d=a1vacuumlex.com s=kl1
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. from kl-203-24-24.kmta.shared.klaviyomail.com [170.203.24.24] 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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Sent just before and after

May 6, 2026 4:08 PMHey, something you love is on sale!
May 5, 2026 4:07 PMHey, still like it?
Apr 23, 2026 3:41 PMYour filter’s only half the story
Apr 16, 2026 3:02 PMWhen did you last change your filter? (this email)
Apr 10, 2026 11:33 AMHey, last call!
Apr 9, 2026 11:34 AMHey, something you love is on sale!
Apr 8, 2026 11:33 AMHey, still like it?

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