🚨 THE KATANA BOX IS LIVE!
Preview text: After months of waiting… the Katana Box has officially arrived.

Use this example
- Subject
- 🚨 THE KATANA BOX IS LIVE!
- Preview text
- After months of waiting… the Katana Box has officially arrived.
- From
- hello@
mysteryknivesbox.com - Brand
- Mystery Knives Box
- ESP
- Klaviyo
- Sent
- Fri Oct 16, 2026, 4:58 PM ET
- Sent to
- knivesmysterybox.com, mysterykatana.com, mysterykatanas.com, mysteryknife.com, mysteryknives.com
- Size
- 76 KB
- Images
- 15
- Links
- 20, 2 of them buttons
- Subject length
- 26 characters
Against Mystery Knives Box's usual
Sent in the 4 PM hour, which holds 2% of its emails; 10% arrive in the 12 AM hour. The subject is 26 characters; its average is 22.
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
- Mystery Knives <[email protected]>
- Subject
- 🚨 THE KATANA BOX IS LIVE!
- Date
- Fri, 16 Oct 2026 20:58:06 +0000 (UTC)
- Message-ID domain
- shopify.com
- Return-Path domain
- mailermm8.mysteryknivesbox.com
- DKIM signature
- d=mysteryknivesbox.com s=mm8
- List-Unsubscribe
- Present, one-click
- Feedback-ID sender
- shopify
Servers it passed through, newest first
- by recvd-…-9d2mw with SMTP
- from (unnamed) by geopod-ismtpd-80 with HTTP
Other sending headers (names only): X-SG-EID, X-SG-ID, X-Entity-ID
Sent just before and after
| Oct 17, 2026 12:52 PM | 🪂 SOMETHING JUST FELL FROM THE SKY… | |
| Oct 17, 2026 12:00 AM | pst… you still awake? 👀 | |
| Oct 16, 2026 9:20 PM | K.A.T.A.N.A | |
| Oct 16, 2026 4:58 PM | 🚨 THE KATANA BOX IS LIVE! (this email) | |
| Oct 16, 2026 3:08 PM | UNLOCK YOUR MYSTERY DISCOUNT! | |
| Oct 16, 2026 12:19 AM | Do you want a Free Box? | |
| Oct 15, 2026 5:46 PM | Don’t buy another knife just yet. |
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Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Oct 16, 2026.














