Offer for your CPAP Machine

Preview text: Hi Subscriber, Thank you for contacting Heartstrong Sleep and expressing interest in…

Thursday, Jun 18, 2026 at 4:38 AM EasternKlaviyo

Heartstrong SleepOffer for your CPAP Machine

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Subject: Offer for your CPAP Machine
Preview text: Hi Subscriber, Thank you for contacting Heartstrong Sleep and expressing interest in…
From: hss@mail.heartstrongsleep.com
Brand: Heartstrong Sleep
ESP: Klaviyo
Sent: Thu Jun 18, 2026, 4:38 AM ET
Size: 61 KB
Images: 13
Links: 22, 10 of them buttons
Subject length: 27 characters

Against Heartstrong Sleep's usual

Sent in the 4 AM hour, which holds 17% of its emails; 42% arrive in the 7 PM hour. The subject is 27 characters; its average is 40.

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 o1382.shared.klaviyomail.com [149.72.170.5] by our receiving server with ESMTPS
by recvd-…-gdpbp with SMTP
from (unnamed) by geopod-ismtpd-19 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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	Jun 18, 2026 4:38 AM	Offer for your CPAP Machine (this email)