Inside the Wind Tunnel 💨
Preview text: How We Actually Test Speed
Using this email in an article? Credit: Swiss Side email via They Sent It, with a link to this page. Full-size image
- Subject
- Inside the Wind Tunnel 💨
- Preview text
- How We Actually Test Speed
- From
- marketing@
swissside.com - Brand
- Swiss Side
- ESP
- Klaviyo
- Sent
- Fri Sep 18, 2026, 5:07 AM ET
- Size
- 58 KB
- Images
- 13
- Links
- 16, 4 of them buttons
- Subject length
- 24 characters
Against Swiss Side's usual
Sent in its busiest hour, 5 AM, which holds 44% of its emails. The subject is 24 characters; its average is 29.
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
- SWISS SIDE <[email protected]>
- Subject
- Inside the Wind Tunnel 💨
- Date
- Fri, 18 Sep 2026 09:07:05 +0000
- Message-ID domain
- klaviyomail.com
- Return-Path domain
- k3.marketing.swissside.com
- DKIM signature
- d=shared.klaviyomail.com s=def1; d=marketing.swissside.com s=mtd1
- 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
| Sep 28, 2026 1:31 PM | End September Faster 🛒 | |
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| Sep 22, 2026 5:07 AM | What Makes a Tri Suit Aerodynamic? 🚲 | |
| Sep 18, 2026 5:07 AM | Inside the Wind Tunnel 💨 (this email) | |
| Sep 16, 2026 1:31 PM | Two Wheelsets, One Smart Upgrade ⭐ | |
| Sep 13, 2026 9:23 AM | Did you forget? | |
| Sep 12, 2026 9:22 AM | Quick note on the product you viewed 🛒 |
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