They Sent It

Fifteen years of SIRPLUS

It's hard to believe, but we're turning 15.

SirplusSunday, Oct 4, 2026 at 5:00 AM EasternKlaviyo
SirplusFifteen years of SIRPLUS
Subject
Fifteen years of SIRPLUS
Preview text
It's hard to believe, but we're turning 15.
From
info@sirplus.co.uk
Brand
Sirplus
Sent
Sun Oct 4, 2026, 5:00 AM ET
Sent to
sir-plus.com, Spain (sirplus.es)
Size
41 KB
Images
5
Links
10, 1 of them buttons
Subject length
24 characters

Against Sirplus's usual

Sent in the 5 AM hour, which holds 12% of its emails; 14% arrive in the 3 AM hour. The subject is 24 characters; its average is 26.

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
SIRPLUS <[email protected]>
Subject
Fifteen years of SIRPLUS
Date
Sun, 04 Oct 2026 09:00:37 +0000 (UTC)
Message-ID domain
geopod-ismtpd-3
Return-Path domain
k1.mailing.sirplus.co.uk
DKIM signature
d=mailing.sirplus.co.uk s=s1
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. by recvd-…-dn8gx with SMTP
  2. from (unnamed) by geopod-ismtpd-3 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

Oct 13, 2026 6:21 AMWelcome to SIRPLUS
Oct 11, 2026 6:15 AMThe Crewneck Jumper
Oct 7, 2026 3:33 AMOur Boxer Beginnings
Oct 4, 2026 5:00 AMFifteen years of SIRPLUS (this email)
Sep 30, 2026 3:29 AMBrushed Cotton
Sep 27, 2026 5:10 AMThe Boiled Wool Collection
Sep 23, 2026 3:08 AMThe Fisherman Jumper

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