NASA figured this out in 1989.
Preview text: The $0/month air upgrade

Use this example
- Subject
- NASA figured this out in 1989.
- Preview text
- The $0/month air upgrade
- From
- info@
runoplants.com - Brand
- Runo Plants
- ESP
- Klaviyo
- Sent
- Sat Oct 17, 2026, 10:01 AM ET
- Size
- 46 KB
- Images
- 18
- Links
- 18, 1 of them buttons
- Subject length
- 30 characters
Against Runo Plants's usual
Sent in its busiest hour, 10 AM, which holds 90% of its emails. The subject is 30 characters; its average is 20.
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
- Runo Plants <[email protected]>
- Subject
- NASA figured this out in 1989.
- Date
- Sat, 17 Oct 2026 14:01:13 +0000
- Message-ID domain
- klaviyomail.com
- Return-Path domain
- email.runoplants.com
- DKIM signature
- d=shared.klaviyomail.com s=def1; d=runoplants.com s=kl1
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- 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
Sent just before and after
| Oct 23, 2026 10:07 AM | Drop Day Alert: | |
| Oct 20, 2026 10:03 AM | Real plants, unreal prices. | |
| Oct 18, 2026 10:03 AM | Keep them guessing, | |
| Oct 17, 2026 10:01 AM | NASA figured this out in 1989. (this email) | |
| Oct 15, 2026 10:00 AM | Drop Day Alert: | |
| Oct 14, 2026 4:00 PM | Drum roll please... | |
| Oct 13, 2026 10:04 AM | A prince, not Nigerian |
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Oct 30, 2026 10:01 AM
Oct 29, 2026 10:05 AM
Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Oct 17, 2026.









