🤔 Still considering your upgrade?
Preview text: Your upgrade is still available — take a closer look.
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- Subject
- 🤔 Still considering your upgrade?
- Preview text
- Your upgrade is still available — take a closer look.
- From
- do-not-reply@
sinisterdiesel.com - Brand
- Sinister Diesel
- ESP
- Klaviyo
- Sent
- Thu Apr 9, 2026, 3:35 AM ET
- Size
- 43 KB
- Images
- 7
- Links
- 9, 2 of them buttons
- Subject length
- 34 characters
Against Sinister Diesel's usual
Sent in the 3 AM hour, which holds 7% of its emails; 16% arrive in the 10 AM hour. The subject is 34 characters, the same as its average.
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
- Sinister Diesel <[email protected]>
- Subject
- 🤔 Still considering your upgrade?
- Date
- Wed, 29 Apr 2026 15:56:10 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-52
- Return-Path domain
- send.sinisterdiesel.com
- DKIM signature
- d=sinisterdiesel.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from o1391.shared.klaviyomail.com [149.72.166.62] by our receiving server with ESMTPS
- by recvd-…-g5vxh with SMTP
- from (unnamed) by geopod-ismtpd-52 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
| Apr 11, 2026 9:31 AM | 2X Rewards Still Live — Don’t Miss Out | |
| Apr 10, 2026 3:35 AM | Still on the fence? | |
| Apr 10, 2026 1:45 AM | This Weekend Only: Earn 2X Rewards on Every Order | |
| Apr 9, 2026 3:35 AM | 🤔 Still considering your upgrade? (this email) | |
| Apr 8, 2026 3:35 AM | 👀 You were checking this out earlier | |
| Apr 5, 2026 5:00 PM | Fix What the Factory Didn’t Get Right | |
| Apr 4, 2026 8:01 AM | 5X Entries Live — Don’t Miss This Truck |
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