Why ocean water looks blue
Preview text: Hint: It's not the sky
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- Subject
- Why ocean water looks blue
- Preview text
- Hint: It's not the sky
- From
- hello@
cmycubes.com - Brand
- CMY Cubes
- ESP
- Klaviyo
- Sent
- Tue Apr 21, 2026, 6:00 PM ET
- Sent to
- cmycubes.com, eu.cmycubes.com, us.cmycubes.com
- Size
- 50 KB
- Images
- 14
- Links
- 14, 6 of them buttons
- Subject length
- 26 characters
Against CMY Cubes's usual
Sent in its busiest hour, 6 PM, which holds 55% of its emails. The subject is 26 characters; its average is 23.
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
- CMY Cubes <[email protected]>
- Subject
- Why ocean water looks blue
- Date
- Tue, 21 Apr 2026 22:00:06 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-107
- Return-Path domain
- send.cmycubes.com
- DKIM signature
- d=cmycubes.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from o1406.shared.klaviyomail.com [149.72.88.114] by our receiving server with ESMTPS
- by recvd-canary-…-5dxk2 with SMTP
- from (unnamed) by geopod-ismtpd-107 with HTTP
Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID
Sent just before and after
| Apr 28, 2026 6:01 PM | PolySquish Clearance: Up to 80% OFF | |
| Apr 25, 2026 6:00 PM | A confession (and a clearance deal) | |
| Apr 21, 2026 6:00 PM | Bundle. Save up to 20% 🌈 | |
| Apr 21, 2026 6:00 PM | Why ocean water looks blue (this email) | |
| Apr 17, 2026 6:00 PM | Enter: The K Cube | |
| Apr 17, 2026 9:21 AM | You viewed this | |
| Apr 16, 2026 11:47 AM | *Nudge, nudge* |
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