That comfort upgrade is still waiting.
Preview text: Your extra savings are still active.
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- Subject
- That comfort upgrade is still waiting.
- Preview text
- Your extra savings are still active.
- From
- support@
slumblr.com - Brand
- Slumblr
- ESP
- Klaviyo
- Sent
- Tue Aug 18, 2026, 7:38 AM ET
- Sent to
- slumblr.com
- Size
- 47 KB
- Images
- 9
- Links
- 10, 6 of them buttons
- Subject length
- 38 characters
Against Slumblr's usual
Sent in the 7 AM hour, which holds 6% of its emails; 16% arrive in the 3 AM hour. The subject is 38 characters; its average is 37.
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
- Slumblr <[email protected]>
- Subject
- That comfort upgrade is still waiting.
- Date
- Tue, 18 Aug 2026 11:38:42 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-2
- Return-Path domain
- hello.slumblr.com
- DKIM signature
- d=slumblr.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- by recvd-…-2kqkp with SMTP
- from (unnamed) by geopod-ismtpd-2 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
Sent just before and after
| Aug 23, 2026 3:35 AM | A little extra help deciding 🎁 | |
| Aug 21, 2026 1:00 AM | If you fold your pillow every night, read this | |
| Aug 19, 2026 11:00 PM | Why are you still using two pillows? | |
| Aug 18, 2026 7:38 AM | That comfort upgrade is still waiting. (this email) | |
| Aug 17, 2026 7:36 AM | Still thinking about that product? 👀 | |
| Aug 14, 2026 3:00 AM | If you fold your pillow every night, read this | |
| Aug 12, 2026 11:01 PM | Your routine is changing. Your sleep should too. |
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